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Mohamed Louadi mlouadi@louadi.com 1
Introduction
Management
Information Systems
Please discontinue use of cell
phone and turn off ringer
Mohamed Louadi mlouadi@louadi.com 2
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
Mohamed Louadi mlouadi@louadi.com 3
• The sensory limitations
• Eyesight
• Hearing
• Touch
• Taste
• Smell
• The mental limitations
• The exceptions
The limitations of the human being
Mohamed Louadi mlouadi@louadi.com 4
The whole continuum of light size, frequency, and energy is called the
electromagnetic spectrum.
Visible light is only a very tiny part of that spectrum - about one-thousandth of 1
percent (1% x 10-3).
Booker, R. and Boysen, E. (2005). Nanotechnology for Dummies, Wiley Publishing, p. 49.
The limitations of the human being
Mohamed Louadi mlouadi@louadi.com 5
The limitations of the human being
The whole continuum of light size, frequency, and energy is called the
electromagnetic spectrum.
Visible light is only a very tiny part of that spectrum - about one-thousandth of 1
percent (1% x 10-3).
Booker, R. and Boysen, E. (2005). Nanotechnology for Dummies, Wiley Publishing, p. 49.
Mohamed Louadi mlouadi@louadi.com 6
The illusion of White
The limitations of the human being - Eyesight
See: http://www.techno-science.net/?onglet=news&news=10235
A
B
Mohamed Louadi mlouadi@louadi.com 7
The limitations of the human being - Eyesight
YouTube (Jan 27, 2017). Better world for Blind People, Tech Insider, https://www.youtube.com/watch?v=S6GvsXJl2xY, last
accessed Feb 4, 2017.
0:59
Mohamed Louadi mlouadi@louadi.com 8
The limitations of the human being
• The sensory limitations
• Eyesight
• Hearing
• Touch
• Taste
• Smell
• The mental limitations
• The exceptions
Mohamed Louadi mlouadi@louadi.com 9
0:24
The limitations of the human being - Hearing
Mohamed Louadi mlouadi@louadi.com 10
1 Hz 20 Hz 1 KHz 20 KHz 200 MHz
Frequencies
Decibels
(dB)
160
140
120
100
80
60
40
10
The limitations of the human being - Hearing
1 Hz 20 Hz 1 KHz 20 KHz 200 MHz
Frequencies
Decibels
(dB)
160
140
120
100
80
60
40
10
infrasounds
1 Hz 20 Hz 1 KHz 20 KHz 200 MHz
Frequencies
Decibels
(dB)
160
140
120
100
80
60
40
10
infrasounds
supersounds
1 Hz 20 Hz 1 KHz 20 KHz 200 MHz
Frequencies
Decibels
(dB)
160
140
120
100
80
60
40
10
infrasounds
supersounds
ultrasounds
1 Hz 20 Hz 1 KHz 20 KHz 200 MHz
Frequencies
Decibels
(dB)
160
140
120
100
80
60
40
10
infrasounds
supersounds
ultrasounds
hypersounds
Audible
area
Mohamed Louadi mlouadi@louadi.com 11
The limitations of the human being - Hearing
Mohamed Louadi mlouadi@louadi.com 12
The limitations of the human being - Hearing
1:5
9
See https://www.youtube.com/watch?v=zsDwFGz0Okg, last accessed Jan 28, 2019.
Mohamed Louadi mlouadi@louadi.com 13
The limitations of the human being
• The sensory limitations
• Eyesight
• Hearing
• Touch
• Taste
• Smell
• The mental limitations
• The exceptions
Mohamed Louadi mlouadi@louadi.com 14
• The sensory limitations
• The mental limitations
• The exceptions
The limitations of the human being
Mohamed Louadi mlouadi@louadi.com 15
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perception
• Reasoning
The limitations of the human being
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
Mohamed Louadi mlouadi@louadi.com 16
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perception
• Reasoning
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
The limitations of the human being
Mohamed Louadi mlouadi@louadi.com 17
The limitations of the human being – Limited
rationality
Aristotle thought that heavy objects fell faster than lighter
objects, it took a millennium before Galileo proved otherwise.
S = g x t
(where g is 9.81 m/s2)
Mohamed Louadi mlouadi@louadi.com 18
The limitations of the human being – Limited
rationality-Framing effects
Imagine that I give you TD 200.
Source: Dawes, R.M. (1988). Rational Choice in an Uncertain World, (Editor-Jerome Kagan) Harcourt Brace Jovanovich.
Imagine that I give you TD 200.
I now offer you more, in the form of one of two options:
Imagine that I give you TD 200.
I now offer you more, in the form of one of two options:
Option 1: I will give you an additional TD 100.
Imagine that I give you TD 200.
I now offer you more, in the form of one of two options:
Option 1: I will give you an additional TD 100.
Option 2: I will toss a coin. If it lands heads, I will give you
an additional TD 200; if it lands tails, I will give
you no additional money.
Mohamed Louadi mlouadi@louadi.com 19
Imagine that I give you TD 400.
Imagine that I give you TD 400.
You must choose one of the following two options:
Imagine that I give you TD 400.
You must choose one of the following two options:
Option 1: You must give me back TD 100.
Imagine that I give you TD 400.
You must choose one of the following two options:
Option 1: You must give me back TD 100.
Option 2: I will toss a coin. If it lands heads, you must give
me back TD 200; if it lands tails, you may keep
all the money I gave you.
The limitations of the human being – Limited
rationality-Framing effects
Mohamed Louadi mlouadi@louadi.com 20
Risk-seeking
(Certainty-averse)
Gaining money
Risk-averse
Losing money
Risk-seeking
The limitations of the human being – Limited
rationality-Framing effects
Mohamed Louadi mlouadi@louadi.com 21
In the last century, humans have
landed a man on the moon,
sequenced the genome, and
created the Internet — but,
surprisingly, we may be slowly
evolving to be less intelligent
than our ancestors.
Source: Koebler, J. (2012). Dumb and Dumber: Study Says Humans Are Slowly Losing Their Smarts - Stanford geneticist says
humans evolving into dumber species, November 13, U.S.News & World Report,
http://www.usnews.com/news/articles/2012/11/13/dumb-and-dumber-study-says-humans-are-slowly-losing-their-smarts, last
accessed on Mar 12, 2013.
The limitations of the human being – Limited
rationality-Framing effects
Mohamed Louadi mlouadi@louadi.com 22
The limitations of the human being – Limited
rationality-Framing effects
Bratsberg, B. and Rogeberg, O. (11 June 2018). Flynn effect and its reversal are both environmentally caused, Proceedings of the
National Academy of Sciences of the Unites States of America (PNAS), http://www.pnas.org/content/early/2018/06/05/1718793115,
last accessed July 1, 2018.
Mohamed Louadi mlouadi@louadi.com 23
The limitations of the human being – Limited
rationality-Framing effects
Fish, I. (12 June 2018). Young people really ARE getting more stupid: IQs have started to fall by seven points per generation in 'pretty
worrying' trend, scientists discover, http://www.dailymail.co.uk/sciencetech/article-5832789/Young-people-really-getting-stupid-IQs-
falling-seven-points-generation.html, last accessed July 1, 2018.
O'Neill, N. (12 June 2018). Millennial men are getting dumber by the year, https://nypost.com/2018/06/12/millennial-men-are-getting-
dumber-by-the-year/, last accessed July 1, 2018.
Mohamed Louadi mlouadi@louadi.com 24
The limitations of the human being – Limited
rationality-Framing effects
Bratsberg, B. and Rogeberg, O. (11 June 2018). Flynn effect and its reversal are both environmentally caused, Proceedings of the
National Academy of Sciences of the Unites States of America (PNAS), http://www.pnas.org/content/early/2018/06/05/1718793115,
last accessed July 1, 2018.
Mohamed Louadi mlouadi@louadi.com 25
The limitations of the human being – Limited
rationality-Framing effects
Bratsberg, B. and Rogeberg, O. (11 June 2018). Flynn effect and its reversal are both environmentally caused, Proceedings of the
National Academy of Sciences of the Unites States of America (PNAS), http://www.pnas.org/content/early/2018/06/05/1718793115,
last accessed July 1, 2018.
Mohamed Louadi mlouadi@louadi.com 26
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perception
• Reasoning
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
Mohamed Louadi mlouadi@louadi.com 27
The limitations of the human being: Abstractions
Pos Country Area (km²)
83 Laos 236.800
84 Guyana 214.970
85 Belarus 207.600
86 Kyrgyzstan 198.500
87 Senegal 196.190
88 Syria 185.180
89 Cambodia 181.035
90 Uruguay 176.220
91 Tunisia 163.610
92 Suriname 163.270
93 Bangladesh 147.570
94 Nepal 147.181
95 Tajikistan 143.100
96 Greece 131.940
Wikipedia (17 August 2016). List of countries by area, https://simple.wikipedia.org/wiki/List_of_countries_by_area, last accessed Jan
09, 2017.
Is Tunisia a particularly small country?
Mohamed Louadi mlouadi@louadi.com 28
Pos Country Area (km²)
83 Laos 236.800
84 Guyana 214.970
85 Belarus 207.600
86 Kyrgyzstan 198.500
87 Senegal 196.190
88 Syria 185.180
89 Cambodia 181.035
90 Uruguay 176.220
91 Tunisia 163.610
92 Suriname 163.270
93 Bangladesh 147.570
94 Nepal 147.181
95 Tajikistan 143.100
96 Greece 131.940
The limitations of the human being: Abstractions
Is Tunisia a particularly small country?
Mohamed Louadi mlouadi@louadi.com 29
Pos Country Area (km²)
1 Russia 17.098.246
2 Canada 9.984.670
3 China 9.572.900
4 USA 9.525.067
5 Brazil 8.515.767
6 Australia 7.692.024
7 India 3.287.263
8 Argentina 2.780.400
9 Kazakhstan 2.724.900
10 Algeria 2.381.740
11 Congo (Dem.) 2.345.410
12 Mexico 2.210.583
13 Saudi Arabia 2.149.690
The limitations of the human being: Abstractions
Is Tunisia a particularly small country?
Mohamed Louadi mlouadi@louadi.com 30
Pos Country Area (km²)
186 Saint Vincent and
the Grenadines 389
187 Grenada 340
188 Malta 316
189 Maldives 300
190 Saint Kitts and
Nevis 261
191 Marshall Islands 181
192 Liechtenstein 160
193 San Marino 61
194 Tuvalu 26
195 Nauru 21
196 Monaco 2
197 Vatican City 0.5
Is Tunisia a particularly small country?
The limitations of the human being: Abstractions
Mohamed Louadi mlouadi@louadi.com 31
There are 90 countries that are larger than Tunisia, but Tunisia is
larger than 106 countries.
In fact, Tunisia (163.610 km²) is
Remarks made by Haithem Kchaou on his Facebook wall (https://www.facebook.com/haithem.k/posts/10211793632135802) on Jan
6, 2017 about the illusion that Tunisia is a “small” country.
There are 90 countries that are larger than Tunisia, but Tunisia is
larger than 106 countries.
In fact, Tunisia (163.610 km²) is
4 times larger than Denmark (43.094 km²).
The limitations of the human being: Abstractions
Mohamed Louadi mlouadi@louadi.com 32
The limitations of the human being: Abstractions
Source: The True Size:
http://thetruesize.com/#?borders=1~!MTUxMDA2Njk.MTAxOTM1MTA*MjYyODEzNDE(MTIzNjgyNTU~!CONTIGUOUS_US*MTY0
NDUyNQ.OTg1NDM3MA(MTc1)MA
Mohamed Louadi mlouadi@louadi.com 33
There are 90 countries that are larger than Tunisia, but Tunisia is
larger than 106 countries.
In fact, Tunisia (163.610 km²) is
4 times larger than Denmark (43.094 km²).
4 times larger than Switzerland (41.277 km²).
Remarks made by Haithem Kchaou on his Facebook wall (https://www.facebook.com/haithem.k/posts/10211793632135802) on Jan
6, 2017 about the illusion that Tunisia is a “small” country.
The limitations of the human being: Abstractions
Mohamed Louadi mlouadi@louadi.com 34
The limitations of the human being: Abstractions
Source: The True Size:
http://thetruesize.com/#?borders=1~!MTUxMDA2Njk.MTAxOTM1MTA*MjYyODEzNDE(MTIzNjgyNTU~!CONTIGUOUS_US*MTY0
NDUyNQ.OTg1NDM3MA(MTc1)MA
Mohamed Louadi mlouadi@louadi.com 35
There are 90 countries that are larger than Tunisia, but Tunisia is
larger than 106 countries.
In fact, Tunisia (163.610 km²) is
4 times larger than Denmark (43.094 km²).
4 times larger than Switzerland (41.277 km²).
4 times larger than the Netherlands (41.543 km²).
Remarks made by Haithem Kchaou on his Facebook wall (https://www.facebook.com/haithem.k/posts/10211793632135802) on Jan
6, 2017 about the illusion that Tunisia is a “small” country.
The limitations of the human being: Abstractions
There are 90 countries that are larger than Tunisia, but Tunisia is
larger than 106 countries.
In fact, Tunisia (163.610 km²) is
4 times larger than Denmark (43.094 km²).
4 times larger than Switzerland (41.277 km²).
4 times larger than the Netherlands (41.543 km²).
larger than England (130.395 km²) by 30.000km².
There are 90 countries that are larger than Tunisia, but Tunisia is
larger than 106 countries.
In fact, Tunisia (163.610 km²) is
4 times larger than Denmark (43.094 km²).
4 times larger than Switzerland (41.277 km²).
4 times larger than the Netherlands (41.543 km²).
larger than England (130.395 km²) by 30.000km².
larger than North Korea (120.538 km²) by 40.000km².
etc.
Mohamed Louadi mlouadi@louadi.com 36
The limitations of the human being: Abstractions
Mohamed Louadi mlouadi@louadi.com 37
The limitations of the human being – Imagination &
creativity
“PRACTICALLY EVERY WORD we use to describe a computer is
a metaphor. “File,” “window,” even “memory” all stand in for
collections of ones and zeros that are themselves representations
of an impossibly complex maze of wires, transistors and the
electrons moving through them.”
Greenberg, A. (2016). Forget Software—Now Hackers Are Exploiting Physics, Wired, Aug 31, https://www.wired.com/2016/08/new-
form-hacking-breaks-ideas-computers-work/?CNDID=, last accessed Sept 1, 2016.
Mohamed Louadi mlouadi@louadi.com 38
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perception
• Reasoning
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
Mohamed Louadi mlouadi@louadi.com 39
Environmental
stimuli
Environmental
stimuli
Sensory memory
Sensory memory
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
Rehearsal
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing Processing
Rehearsal
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
Long-term
memory
(LTM)
Processing
Rehearsal
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
The limitations of the human being – Memory limits
Inspired by BBC (2011). The brain and memory,
http://www.bbc.co.uk/schools/gcsebitesize/science/add_ocr/brain_mind/memoryrev1.shtml
Mohamed Louadi mlouadi@louadi.com 40
Long-term
memory
(LTM)
Processing
Rehearsal
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
7±2 symbols
The limitations of the human being – Memory limits
Mohamed Louadi mlouadi@louadi.com 41
The limitations of the human being – Memory limits
Mohamed Louadi mlouadi@louadi.com 42
What the number 7 may remind you of:
Translated from: http://www.asslema.com/forum/showthread.php?t=2686
What the number 7 may remind you of:
Snow White and the 7 dwarves
What the number 7 may remind you of:
Snow White and the 7 dwarves
7 Wonders of the World
What the number 7 may remind you of:
Snow White and the 7 dwarves
7 Wonders of the World
7 Deadly Sins
What the number 7 may remind you of:
Snow White and the 7 dwarves
7 Wonders of the World
7 Deadly Sins
7 years is the age of reason
7 days of the week
7 verses in the Fatiha chapter of the Koran
The rose with 7 petals according to the Bible
7 colors of the rainbow
What the number 7 may remind you of:
Snow White and the 7 dwarves
7 Wonders of the World
7 Deadly Sins
7 years is the age of reason
7 days of the week
7 verses in the Fatiha chapter of the Koran
The rose with 7 petals according to the Bible
7 colors of the rainbow
7 as the neutral level of the pH
7 rays of the crown of the Statue of Liberty that represent the 7
seas and continents
What the number 7 may remind you of:
Snow White and the 7 dwarves
7 Wonders of the World
7 Deadly Sins
7 years is the age of reason
7 days of the week
7 verses in the Fatiha chapter of the Koran
The rose with 7 petals according to the Bible
7 colors of the rainbow
7 as the neutral level of the pH
7 rays of the crown of the Statue of Liberty that represent the 7
seas and continents
7 ages of life (Shakespeare: 1. An infant crying, 2. A complaining school boy, 3. A lover, 4.
A bearded soldier, 5. A wise justice, 6. An old man, and 7. Second childhood)
The limitations of the human being – Memory limits
Mohamed Louadi mlouadi@louadi.com 43
The limitations of the human being – Memory limits
0:1
2
From: Déjà vu — we've all had it before. But what exactly is it? Everything Explained
Mohamed Louadi mlouadi@louadi.com 44
Environmental
stimuli
Environmental
stimuli
Sensory memory
Sensory memory
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
Rehearsal
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing Processing
Rehearsal
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
Long-term
memory
(LTM)
Processing
Rehearsal
Not coded while
in STM
Forgotten
Short-term
memory
(STM)
Environmental
stimuli
Sensory memory
Not attended to
Forgotten
Environmental
stimuli
Touch
store
Hearing
store
Vision
store
Sensory memory
Processing
The limitations of the human being – Memory limits
Inspired by BBC (2011). The brain and memory,
http://www.bbc.co.uk/schools/gcsebitesize/science/add_ocr/brain_mind/memoryrev1.shtml
Mohamed Louadi mlouadi@louadi.com 45
The limitations of the human being – Memory limits
Mohamed Louadi mlouadi@louadi.com 46
The MyLifeBits project
Gordon Bell saves all his memories on an
electronic medium:
Voir http://research.microsoft.com/users/GBell/
articles that he reads,
Web sites that he visits,
mail,
phone calls,
conferences that he attends,
travels,… EVERYTHING.
The SenseCam
Mohamed Louadi mlouadi@louadi.com 47
1:0
3
Mohamed Louadi mlouadi@louadi.com 48
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perception
• Reasoning
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
Mohamed Louadi mlouadi@louadi.com 49
How many people are on the bed?
The limitations of the human being – Attention &
concentration
Mohamed Louadi mlouadi@louadi.com 50
The limitations of the human being – Attention &
concentration
Source: Wikipedia (2011). Attention Span, http://en.wikipedia.org/wiki/Attention_span, and Dukette, D. and Cornish, D. (2009). The
Essential 20: Twenty Components of an Excellent Health Care Team. RoseDog Books. pp. 72–73
Most people are unable to sustain attention on one thing for
more than about 20 minutes at a time, although they can
choose repeatedly to re-focus on the same thing. This ability
to renew attention permits people to “pay attention” to things
that last for more than a few minutes, such as long movies.
Mohamed Louadi mlouadi@louadi.com 51
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perceptions
• Reasoning
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
Mohamed Louadi mlouadi@louadi.com 52
The limitations of the human being – Imagination &
creativity
Submarine
Crane
Mohamed Louadi mlouadi@louadi.com 53
Dam
Train
The limitations of the human being – Imagination &
creativity
Mohamed Louadi mlouadi@louadi.com 54
Caravan
Pyramids
The limitations of the human being – Imagination &
creativity
Mohamed Louadi mlouadi@louadi.com 55
Caravan
Pyramids
The limitations of the human being – Imagination &
creativity
Mohamed Louadi mlouadi@louadi.com 56
Caravan
The limitations of the human being – Imagination &
creativity
Pyramids
Mohamed Louadi mlouadi@louadi.com 57
The Hummingbird, “nature’s helicopter”
Helicopter
The limitations of the human being – Imagination &
creativity
Mohamed Louadi mlouadi@louadi.com 58
• In fact, a vast majority of human inventions are akin to
lucky finds due to serendipity or the fruit of chance than of
creative imagination.
Serendipity: a propensity for making
fortunate discoveries while looking for
something unrelated (Wikipedia).
The limitations of the human being – Imagination &
creativity
Mohamed Louadi mlouadi@louadi.com 59
• In fact, a vast majority of human inventions are akin to
lucky finds due to serendipity or the fruit of chance than of
creative imagination.
• The origins of nuclear physics go back to the
completely fortuitous discovery of radioactivity by
Henri Becquerel in 1896.
• No theory, genius, or imagination led to the
discovery of superconductors at high
temperature by J.G. Bednorz and K.A. Muller,
but their perseverance and their
stubbornness to make experiments
using various materials.
The limitations of the human being – Imagination &
creativity
Mohamed Louadi mlouadi@louadi.com 60
• Thomas Edison suggested that the genius was composed of
95% of perseverance and 5% of inspiration.
The limitations of the human being – Imagination &
creativity
Mohamed Louadi mlouadi@louadi.com 61
Albert Einstein often repeated that
imagination was more important
than knowledge. In fact, he
attributed his discoveries more to
his imagination and his intuition
than to his intelligence.
“I never discovered anything with my
rational mind”
Albert Einstein1
1 As reported by Peter Senge, in The Fifth Discipline, p. 169.
The limitations of the human being – Imagination &
creativity
Mohamed Louadi mlouadi@louadi.com 62
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perception
• Reasoning
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
Mohamed Louadi mlouadi@louadi.com 63
The limitations of the human being – Selective
Perception
Mohamed Louadi mlouadi@louadi.com 64
The limitations of the human being – Selective
Perception (The Change Blindness)
The Monkey Business Illusion
0:48
Mohamed Louadi mlouadi@louadi.com 65
We all perceive the world differently.
Of all the manifestations of the outside world, we only select
those that we like.
When we hear a conversation, we retain only what we would
have liked to hear.
People put more trust in what they already “know” than in what
they really see or hear.
To judge the reliability of a piece of information, an individual
will consider the degree of respectability of the source. One has
more trust in what is printed in a book than in what is said by a
friend. One has less trust in what is said than in the way in
which it is said.
Mohamed Louadi mlouadi@louadi.com 66
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perceptions
• Reasoning
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
Mohamed Louadi mlouadi@louadi.com 67
The limitations of the human being – Reasoning
• One of the most disastrous reasoning is when one posits
that something must be true for the simple reason that
nobody proved that it is false (argumentum ad
ignorantiam).
• One of the most disastrous reasoning is when one posits
that something must be true for the simple reason that
nobody proved that it is false (argumentum ad
ignorantiam).
• Alternatively, that something must be false for the simple
reason that nobody proved that it is true.
• One of the most disastrous reasoning is when one posits
that something must be true for the simple reason that
nobody proved that it is false (argumentum ad
ignorantiam).
• Alternatively, that something must be false for the simple
reason that nobody proved that it is true.
• The two reasoning modes are equally invalid, even if,
occasionally, or accidentally, they lead to truth.
• One of the most disastrous reasoning is when one posits
that something must be true for the simple reason that
nobody proved that it is false (argumentum ad
ignorantiam).
• Alternatively, that something must be false for the simple
reason that nobody proved that it is true.
• The two reasoning modes are equally invalid, even if,
occasionally, or accidentally, they lead to truth.
• Another reasoning leads to the assertion that something
is true because everyone believes in it (or says it). Thus in
Tunisia, some traffic red lights are not used simply
because “nobody stops there”.
Mohamed Louadi mlouadi@louadi.com 68
• One of the most disastrous reasoning is when one posits
that something must be true for the simple reason that
nobody proved that it is false (argumentum ad
ignorantiam).
• One of the most disastrous reasoning is when one posits
that something must be true for the simple reason that
nobody proved that it is false (argumentum ad
ignorantiam).
• Alternatively, that something must be false for the simple
reason that nobody proved that it is true.
• One of the most disastrous reasoning is when one posits
that something must be true for the simple reason that
nobody proved that it is false (argumentum ad
ignorantiam).
• Alternatively, that something must be false for the simple
reason that nobody proved that it is true.
• The two reasoning modes are equally invalid, even if,
occasionally, or accidentally, they lead to truth.
• One of the most disastrous reasoning is when one posits
that something must be true for the simple reason that
nobody proved that it is false (argumentum ad
ignorantiam).
• Alternatively, that something must be false for the simple
reason that nobody proved that it is true.
• The two reasoning modes are equally invalid, even if,
occasionally, or accidentally, they lead to truth.
• Another reasoning leads to the assertion that something
is true because everyone believes in it (or says it). Thus in
Tunisia, some traffic red lights are not used simply
because “nobody stops there”.
The limitations of the human being – Reasoning
Mohamed Louadi mlouadi@louadi.com 69
The limitations of the human being – Reasoning
2:56
Mohamed Louadi mlouadi@louadi.com 70
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perceptions
• Reasoning
‫األصلو‬ ‫يرجع‬ ‫كسكسلو‬
Mohamed Louadi mlouadi@louadi.com 71
Source: Wikipedia (2011). Regression toward the mean, http://en.wikipedia.org/wiki/Regression_toward_the_mean, and Stigler, S.
M. (1997). Regression toward the mean, historically considered. Statistical Methods in Medical Research, Vol. 6, No. 2, pp. 103–114.
The limitations of the human being – Regression to
the mean
In statistics, regression toward the mean is the
phenomenon that if a variable is extreme on its first
measurement, it will tend to be closer to the average on a
second measurement, and
If it is extreme on a second measurement, it will tend to
be closer to the average on the first measurement.
Mohamed Louadi mlouadi@louadi.com 72
The limitations of the human being – Regression to
the mean
Mohamed Louadi mlouadi@louadi.com 73
In statistics, regression toward the mean is the
phenomenon that if a variable is extreme on its first
measurement, it will tend to be closer to the average on a
second measurement, and
If it is extreme on a second measurement, it will tend to
be closer to the average on the first measurement.
Regression to the mean might explain why rebukes can
seem to improve performance, while praise seems to
backfire1.
1. According to psychologist Daniel Kahneman, winner of the 2002 Nobel prize in economics.
Source: Wikipedia (2011). Regression toward the mean, http://en.wikipedia.org/wiki/Regression_toward_the_mean, and Stigler, S.
M. (1997). Regression toward the mean, historically considered. Statistical Methods in Medical Research, Vol. 6, No. 2, pp. 103–114.
The limitations of the human being – Regression to
the mean
Mohamed Louadi mlouadi@louadi.com 74
• Probability and future
events
• Regression toward
the mean
• Association & causality
• Mathematics
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
• Limited rationality
• Levels of abstraction
• Memory limits
• Attention & concentration
• Imagination & creativity
• Selective perceptions
• Reasoning
Mohamed Louadi mlouadi@louadi.com 75
There still are people who would swear that:
The limitations of the human being – Association &
causality
Children with bigger feet spell better.
Source: Paulos, J.A. (1992). Beyond Numeracy, First Vintage Books Eds and A. Bogomolny, Correlation and Causation: Misuse and
Misconception of Statistical Facts from Interactive Mathematics Miscellany and Puzzles
http://www.cut-the-knot.org/do_you_know/misuse.shtml, last accessed 30 May 2011 .
Children with bigger feet spell better because they are older, their
greater age bringing about bigger feet and, not quite so certainly,
better spelling.
Older
Bigger feet Better spelling
Mohamed Louadi mlouadi@louadi.com 76
There still are people who would swear that:
In areas of the South those countries with higher divorce
rates generally have lower death rates.
Those couples who are older are less likely to divorce and more likely to
die than are those from counties with younger demographic profiles.
Younger age
Higher
divorce rates
Lower death
rates
Source: Paulos, J.A. (1992). Beyond Numeracy, First Vintage Books Eds and A. Bogomolny, Correlation and Causation: Misuse and
Misconception of Statistical Facts from Interactive Mathematics Miscellany and Puzzles
http://www.cut-the-knot.org/do_you_know/misuse.shtml, last accessed 30 May 2011 .
The limitations of the human being – Association &
causality
Mohamed Louadi mlouadi@louadi.com 77
Harvard University economics professor Sendhil
Mullainathan showed that the number of Google searches for
the phrase “iPhone slow” increased by up to three times
immediately following a new launch from Apple.
The limitations of the human being – Association &
causality
Mohamed Louadi mlouadi@louadi.com 78
The limitations of the human being – Association &
causality
Maloney, A. (2014). Big Data: Correlation Does Not Equal Causation, September 2, http://www.letitrain.com/blog/big-data-correlation-
does-not-equal-causation, last accessed Sept. 22,2014.
Mohamed Louadi mlouadi@louadi.com 79
Harvard University economics professor Sendhil
Mullainathan showed that the number of Google searches for
the phrase “iPhone slow” increased by up to three times
immediately following a new launch from Apple.
By comparison, searches for “Samsung Galaxy slow” were
unaffected by a new Samsung release. And unlike Apple,
Samsung does not also make the software used by its
phones.
The limitations of the human being – Association &
causality
Mohamed Louadi mlouadi@louadi.com 80
The limitations of the human being – Association &
causality
Maloney, A. (2014). Big Data: Correlation Does Not Equal Causation, September 2, http://www.letitrain.com/blog/big-data-correlation-
does-not-equal-causation, last accessed Sept. 22,2014.
Mohamed Louadi mlouadi@louadi.com 81
The limitations of the human being – Association &
causality
Mullainathan, S. (2014). Hold the Phone: A Big-Data Conundrum, The New York Times, July 26, 2014,
http://www.nytimes.com/2014/07/27/upshot/hold-the-phone-a-big-data-conundrum.html?abt=0002&abg=1, alst accessed July 30,
2014.
SENDHIL MULLAINATHAN
Mohamed Louadi mlouadi@louadi.com 82
The limitations of the human being – Association &
causality
The limitations of the human being – Association &
causality – What do we make of this?
Mohamed Louadi mlouadi@louadi.com 83
The limitations of the human being – Association &
causality
Fact 1: The population of the state of Florida is mainly
composed of senior citizens
Fact 1 Fact 2 ?
Fact 1: The population of the state of Florida is mainly
composed of senior citizens.
Fact 2: There is considerable funding for Alzheimer’s
decease research
Is it:
Or:
Fact 2 Fact 1 ?
Mohamed Louadi mlouadi@louadi.com 84
Before concluding about cause-effect relationships:
We humans, find it more difficult to establish a cause from an
effect than to predict an effect from a cause.
This is what has come to be known, in quantum theory, as
causal asymmetry.
Mohamed Louadi mlouadi@louadi.com 85
The limitations of the human being
• The sensory limitations
• The mental limitations
• The exceptions
Very dull
(0-75)
Dull
(76-90)
Normal
(91-110) Bright
(111-125) Very bright
(126+)
Mohamed Louadi mlouadi@louadi.com 86
• The sensory limitations
• The mental limitations
• The exceptions
95%
The limitations of the human being
Mohamed Louadi mlouadi@louadi.com 87
Young gifted virtuosos can distinguish up to 50 or 60 different
simultaneous sounds.
The limitations of the human being – The exceptions
Jonah Ho (7 years old) playing “Moonlight Sonata” Op. 27 No. 2 (3rd mov.) – Beethoven
Mohamed Louadi mlouadi@louadi.com 88
Young gifted virtuosos can distinguish up to 50 or 60 different
simultaneous sounds.
Some have a ceiling of abstraction so high that it becomes
impossible for them to communicate easily with common
people.
Some others can memorize a matrix of 50 numbers in 3
minutes.
Very few people have the same kind of intelligence as
Descartes, Copernicus or Albert Einstein.
The limitations of the human being – The exceptions
Mohamed Louadi mlouadi@louadi.com 89
Resorting to tools
• The first class of tools
• The second class of tools
Mohamed Louadi mlouadi@louadi.com 90
• The first class of tools
• The second class of tools
This class is made up of tools that help humans to do what they cannot
do themselves.
This class is made up of tools which help humans to do what they can
do but more quickly, more economically or more effectively.
• the saw assists them in cutting wood properly,
• the wheel assists them in moving heavy objects,
• the plane enables them to fly (inspired, obviously from birds), etc.
• the car allows them to move more quickly,
• the hammer allows them to drive in nails without making holes in
their fingers,
• the lever enables them to raise weights which would have
required the strength of several men, etc.
Resorting to tools
Mohamed Louadi mlouadi@louadi.com 91
• What the computer can do better than
humans
A particular tool: The computer
• What the computer cannot do (yet)
Mohamed Louadi mlouadi@louadi.com 92
• What the computer can do better than
humans
• What the computer cannot do (yet)
• It can carry out an almost infinite number of repetitive
and tedious tasks.
• It can store and process data in large quantities.
• It can assist in complex tasks such as the optimal design
of an architectural structure.
• It cannot imagine, think, create, have intuition, dream,
etc.
• It cannot handle information which was not provided to it
beforehand.
A particular tool: The computer
Mohamed Louadi mlouadi@louadi.com 93
1. Actively. This does not include losing their keys, forgetting their password or being distracted by others.
What humans can do1
What humans cannot do
Compute
Draw/Paint
Imagine
Love
Decide
Fly
Dive deep
Build
Cure illnesses
Read/Write
Manage/Optimize
Apply expertise
Think
Make precise
measurements
Dream
Move at the
speed of light
Travel the
galaxy(ies)
Procrastinate
Play music
Write novels/poems
Read emotions
Store data in
vast quantities
Some inspired from Elder, J. (n.d.). Reading Selection: What Computers Can, Cannot and Should Not Do,
Communicate
with the past
Communicate
with the future
Time travel
Communicate
with the after-life
Telepathy
Mohamed Louadi mlouadi@louadi.com 94
What humans can do
What humans cannot do
What humans cannot
do but know how to do
What humans
can do and
know how to do
Compute
Draw/Paint
Imagine
Love
Decide
Fly
Dive deep
Build
Cure illnesses
Read/Write
Manage/Optimize
Apply expertise
Think
Make precise
measurements
Dream
Move at the
speed of light
Travel the
galaxy(ies)
Procrastinate
Play music
Write novels/poems
Read emotions
Store data in
vast quantities
Communicate
with the past
Communicate
with the future
Time travel
Communicate
with the after-life
Telepathy
1. Actively. This does not include losing their keys, forgetting their password or being distracted by others.
Some inspired from Elder, J. (n.d.). Reading Selection: What Computers Can, Cannot and Should Not Do,
Mohamed Louadi mlouadi@louadi.com 95
Bain, R. (1937). Technology and State Government. American Sociological Review. Vol.2, No. 6, pp. 860-874.
A tool or a technology?
Mohamed Louadi mlouadi@louadi.com 96
For now….

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Chapter01 introduction 2021

  • 1. Mohamed Louadi mlouadi@louadi.com 1 Introduction Management Information Systems Please discontinue use of cell phone and turn off ringer
  • 2. Mohamed Louadi mlouadi@louadi.com 2 The limitations of the human being • The sensory limitations • The mental limitations • The exceptions
  • 3. Mohamed Louadi mlouadi@louadi.com 3 • The sensory limitations • Eyesight • Hearing • Touch • Taste • Smell • The mental limitations • The exceptions The limitations of the human being
  • 4. Mohamed Louadi mlouadi@louadi.com 4 The whole continuum of light size, frequency, and energy is called the electromagnetic spectrum. Visible light is only a very tiny part of that spectrum - about one-thousandth of 1 percent (1% x 10-3). Booker, R. and Boysen, E. (2005). Nanotechnology for Dummies, Wiley Publishing, p. 49. The limitations of the human being
  • 5. Mohamed Louadi mlouadi@louadi.com 5 The limitations of the human being The whole continuum of light size, frequency, and energy is called the electromagnetic spectrum. Visible light is only a very tiny part of that spectrum - about one-thousandth of 1 percent (1% x 10-3). Booker, R. and Boysen, E. (2005). Nanotechnology for Dummies, Wiley Publishing, p. 49.
  • 6. Mohamed Louadi mlouadi@louadi.com 6 The illusion of White The limitations of the human being - Eyesight See: http://www.techno-science.net/?onglet=news&news=10235 A B
  • 7. Mohamed Louadi mlouadi@louadi.com 7 The limitations of the human being - Eyesight YouTube (Jan 27, 2017). Better world for Blind People, Tech Insider, https://www.youtube.com/watch?v=S6GvsXJl2xY, last accessed Feb 4, 2017. 0:59
  • 8. Mohamed Louadi mlouadi@louadi.com 8 The limitations of the human being • The sensory limitations • Eyesight • Hearing • Touch • Taste • Smell • The mental limitations • The exceptions
  • 9. Mohamed Louadi mlouadi@louadi.com 9 0:24 The limitations of the human being - Hearing
  • 10. Mohamed Louadi mlouadi@louadi.com 10 1 Hz 20 Hz 1 KHz 20 KHz 200 MHz Frequencies Decibels (dB) 160 140 120 100 80 60 40 10 The limitations of the human being - Hearing 1 Hz 20 Hz 1 KHz 20 KHz 200 MHz Frequencies Decibels (dB) 160 140 120 100 80 60 40 10 infrasounds 1 Hz 20 Hz 1 KHz 20 KHz 200 MHz Frequencies Decibels (dB) 160 140 120 100 80 60 40 10 infrasounds supersounds 1 Hz 20 Hz 1 KHz 20 KHz 200 MHz Frequencies Decibels (dB) 160 140 120 100 80 60 40 10 infrasounds supersounds ultrasounds 1 Hz 20 Hz 1 KHz 20 KHz 200 MHz Frequencies Decibels (dB) 160 140 120 100 80 60 40 10 infrasounds supersounds ultrasounds hypersounds Audible area
  • 11. Mohamed Louadi mlouadi@louadi.com 11 The limitations of the human being - Hearing
  • 12. Mohamed Louadi mlouadi@louadi.com 12 The limitations of the human being - Hearing 1:5 9 See https://www.youtube.com/watch?v=zsDwFGz0Okg, last accessed Jan 28, 2019.
  • 13. Mohamed Louadi mlouadi@louadi.com 13 The limitations of the human being • The sensory limitations • Eyesight • Hearing • Touch • Taste • Smell • The mental limitations • The exceptions
  • 14. Mohamed Louadi mlouadi@louadi.com 14 • The sensory limitations • The mental limitations • The exceptions The limitations of the human being
  • 15. Mohamed Louadi mlouadi@louadi.com 15 • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perception • Reasoning The limitations of the human being • Probability and future events • Regression toward the mean • Association & causality • Mathematics
  • 16. Mohamed Louadi mlouadi@louadi.com 16 • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perception • Reasoning • Probability and future events • Regression toward the mean • Association & causality • Mathematics The limitations of the human being
  • 17. Mohamed Louadi mlouadi@louadi.com 17 The limitations of the human being – Limited rationality Aristotle thought that heavy objects fell faster than lighter objects, it took a millennium before Galileo proved otherwise. S = g x t (where g is 9.81 m/s2)
  • 18. Mohamed Louadi mlouadi@louadi.com 18 The limitations of the human being – Limited rationality-Framing effects Imagine that I give you TD 200. Source: Dawes, R.M. (1988). Rational Choice in an Uncertain World, (Editor-Jerome Kagan) Harcourt Brace Jovanovich. Imagine that I give you TD 200. I now offer you more, in the form of one of two options: Imagine that I give you TD 200. I now offer you more, in the form of one of two options: Option 1: I will give you an additional TD 100. Imagine that I give you TD 200. I now offer you more, in the form of one of two options: Option 1: I will give you an additional TD 100. Option 2: I will toss a coin. If it lands heads, I will give you an additional TD 200; if it lands tails, I will give you no additional money.
  • 19. Mohamed Louadi mlouadi@louadi.com 19 Imagine that I give you TD 400. Imagine that I give you TD 400. You must choose one of the following two options: Imagine that I give you TD 400. You must choose one of the following two options: Option 1: You must give me back TD 100. Imagine that I give you TD 400. You must choose one of the following two options: Option 1: You must give me back TD 100. Option 2: I will toss a coin. If it lands heads, you must give me back TD 200; if it lands tails, you may keep all the money I gave you. The limitations of the human being – Limited rationality-Framing effects
  • 20. Mohamed Louadi mlouadi@louadi.com 20 Risk-seeking (Certainty-averse) Gaining money Risk-averse Losing money Risk-seeking The limitations of the human being – Limited rationality-Framing effects
  • 21. Mohamed Louadi mlouadi@louadi.com 21 In the last century, humans have landed a man on the moon, sequenced the genome, and created the Internet — but, surprisingly, we may be slowly evolving to be less intelligent than our ancestors. Source: Koebler, J. (2012). Dumb and Dumber: Study Says Humans Are Slowly Losing Their Smarts - Stanford geneticist says humans evolving into dumber species, November 13, U.S.News & World Report, http://www.usnews.com/news/articles/2012/11/13/dumb-and-dumber-study-says-humans-are-slowly-losing-their-smarts, last accessed on Mar 12, 2013. The limitations of the human being – Limited rationality-Framing effects
  • 22. Mohamed Louadi mlouadi@louadi.com 22 The limitations of the human being – Limited rationality-Framing effects Bratsberg, B. and Rogeberg, O. (11 June 2018). Flynn effect and its reversal are both environmentally caused, Proceedings of the National Academy of Sciences of the Unites States of America (PNAS), http://www.pnas.org/content/early/2018/06/05/1718793115, last accessed July 1, 2018.
  • 23. Mohamed Louadi mlouadi@louadi.com 23 The limitations of the human being – Limited rationality-Framing effects Fish, I. (12 June 2018). Young people really ARE getting more stupid: IQs have started to fall by seven points per generation in 'pretty worrying' trend, scientists discover, http://www.dailymail.co.uk/sciencetech/article-5832789/Young-people-really-getting-stupid-IQs- falling-seven-points-generation.html, last accessed July 1, 2018. O'Neill, N. (12 June 2018). Millennial men are getting dumber by the year, https://nypost.com/2018/06/12/millennial-men-are-getting- dumber-by-the-year/, last accessed July 1, 2018.
  • 24. Mohamed Louadi mlouadi@louadi.com 24 The limitations of the human being – Limited rationality-Framing effects Bratsberg, B. and Rogeberg, O. (11 June 2018). Flynn effect and its reversal are both environmentally caused, Proceedings of the National Academy of Sciences of the Unites States of America (PNAS), http://www.pnas.org/content/early/2018/06/05/1718793115, last accessed July 1, 2018.
  • 25. Mohamed Louadi mlouadi@louadi.com 25 The limitations of the human being – Limited rationality-Framing effects Bratsberg, B. and Rogeberg, O. (11 June 2018). Flynn effect and its reversal are both environmentally caused, Proceedings of the National Academy of Sciences of the Unites States of America (PNAS), http://www.pnas.org/content/early/2018/06/05/1718793115, last accessed July 1, 2018.
  • 26. Mohamed Louadi mlouadi@louadi.com 26 The limitations of the human being • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perception • Reasoning • Probability and future events • Regression toward the mean • Association & causality • Mathematics
  • 27. Mohamed Louadi mlouadi@louadi.com 27 The limitations of the human being: Abstractions Pos Country Area (km²) 83 Laos 236.800 84 Guyana 214.970 85 Belarus 207.600 86 Kyrgyzstan 198.500 87 Senegal 196.190 88 Syria 185.180 89 Cambodia 181.035 90 Uruguay 176.220 91 Tunisia 163.610 92 Suriname 163.270 93 Bangladesh 147.570 94 Nepal 147.181 95 Tajikistan 143.100 96 Greece 131.940 Wikipedia (17 August 2016). List of countries by area, https://simple.wikipedia.org/wiki/List_of_countries_by_area, last accessed Jan 09, 2017. Is Tunisia a particularly small country?
  • 28. Mohamed Louadi mlouadi@louadi.com 28 Pos Country Area (km²) 83 Laos 236.800 84 Guyana 214.970 85 Belarus 207.600 86 Kyrgyzstan 198.500 87 Senegal 196.190 88 Syria 185.180 89 Cambodia 181.035 90 Uruguay 176.220 91 Tunisia 163.610 92 Suriname 163.270 93 Bangladesh 147.570 94 Nepal 147.181 95 Tajikistan 143.100 96 Greece 131.940 The limitations of the human being: Abstractions Is Tunisia a particularly small country?
  • 29. Mohamed Louadi mlouadi@louadi.com 29 Pos Country Area (km²) 1 Russia 17.098.246 2 Canada 9.984.670 3 China 9.572.900 4 USA 9.525.067 5 Brazil 8.515.767 6 Australia 7.692.024 7 India 3.287.263 8 Argentina 2.780.400 9 Kazakhstan 2.724.900 10 Algeria 2.381.740 11 Congo (Dem.) 2.345.410 12 Mexico 2.210.583 13 Saudi Arabia 2.149.690 The limitations of the human being: Abstractions Is Tunisia a particularly small country?
  • 30. Mohamed Louadi mlouadi@louadi.com 30 Pos Country Area (km²) 186 Saint Vincent and the Grenadines 389 187 Grenada 340 188 Malta 316 189 Maldives 300 190 Saint Kitts and Nevis 261 191 Marshall Islands 181 192 Liechtenstein 160 193 San Marino 61 194 Tuvalu 26 195 Nauru 21 196 Monaco 2 197 Vatican City 0.5 Is Tunisia a particularly small country? The limitations of the human being: Abstractions
  • 31. Mohamed Louadi mlouadi@louadi.com 31 There are 90 countries that are larger than Tunisia, but Tunisia is larger than 106 countries. In fact, Tunisia (163.610 km²) is Remarks made by Haithem Kchaou on his Facebook wall (https://www.facebook.com/haithem.k/posts/10211793632135802) on Jan 6, 2017 about the illusion that Tunisia is a “small” country. There are 90 countries that are larger than Tunisia, but Tunisia is larger than 106 countries. In fact, Tunisia (163.610 km²) is 4 times larger than Denmark (43.094 km²). The limitations of the human being: Abstractions
  • 32. Mohamed Louadi mlouadi@louadi.com 32 The limitations of the human being: Abstractions Source: The True Size: http://thetruesize.com/#?borders=1~!MTUxMDA2Njk.MTAxOTM1MTA*MjYyODEzNDE(MTIzNjgyNTU~!CONTIGUOUS_US*MTY0 NDUyNQ.OTg1NDM3MA(MTc1)MA
  • 33. Mohamed Louadi mlouadi@louadi.com 33 There are 90 countries that are larger than Tunisia, but Tunisia is larger than 106 countries. In fact, Tunisia (163.610 km²) is 4 times larger than Denmark (43.094 km²). 4 times larger than Switzerland (41.277 km²). Remarks made by Haithem Kchaou on his Facebook wall (https://www.facebook.com/haithem.k/posts/10211793632135802) on Jan 6, 2017 about the illusion that Tunisia is a “small” country. The limitations of the human being: Abstractions
  • 34. Mohamed Louadi mlouadi@louadi.com 34 The limitations of the human being: Abstractions Source: The True Size: http://thetruesize.com/#?borders=1~!MTUxMDA2Njk.MTAxOTM1MTA*MjYyODEzNDE(MTIzNjgyNTU~!CONTIGUOUS_US*MTY0 NDUyNQ.OTg1NDM3MA(MTc1)MA
  • 35. Mohamed Louadi mlouadi@louadi.com 35 There are 90 countries that are larger than Tunisia, but Tunisia is larger than 106 countries. In fact, Tunisia (163.610 km²) is 4 times larger than Denmark (43.094 km²). 4 times larger than Switzerland (41.277 km²). 4 times larger than the Netherlands (41.543 km²). Remarks made by Haithem Kchaou on his Facebook wall (https://www.facebook.com/haithem.k/posts/10211793632135802) on Jan 6, 2017 about the illusion that Tunisia is a “small” country. The limitations of the human being: Abstractions There are 90 countries that are larger than Tunisia, but Tunisia is larger than 106 countries. In fact, Tunisia (163.610 km²) is 4 times larger than Denmark (43.094 km²). 4 times larger than Switzerland (41.277 km²). 4 times larger than the Netherlands (41.543 km²). larger than England (130.395 km²) by 30.000km². There are 90 countries that are larger than Tunisia, but Tunisia is larger than 106 countries. In fact, Tunisia (163.610 km²) is 4 times larger than Denmark (43.094 km²). 4 times larger than Switzerland (41.277 km²). 4 times larger than the Netherlands (41.543 km²). larger than England (130.395 km²) by 30.000km². larger than North Korea (120.538 km²) by 40.000km². etc.
  • 36. Mohamed Louadi mlouadi@louadi.com 36 The limitations of the human being: Abstractions
  • 37. Mohamed Louadi mlouadi@louadi.com 37 The limitations of the human being – Imagination & creativity “PRACTICALLY EVERY WORD we use to describe a computer is a metaphor. “File,” “window,” even “memory” all stand in for collections of ones and zeros that are themselves representations of an impossibly complex maze of wires, transistors and the electrons moving through them.” Greenberg, A. (2016). Forget Software—Now Hackers Are Exploiting Physics, Wired, Aug 31, https://www.wired.com/2016/08/new- form-hacking-breaks-ideas-computers-work/?CNDID=, last accessed Sept 1, 2016.
  • 38. Mohamed Louadi mlouadi@louadi.com 38 The limitations of the human being • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perception • Reasoning • Probability and future events • Regression toward the mean • Association & causality • Mathematics
  • 39. Mohamed Louadi mlouadi@louadi.com 39 Environmental stimuli Environmental stimuli Sensory memory Sensory memory Environmental stimuli Touch store Hearing store Vision store Sensory memory Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Rehearsal Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Processing Rehearsal Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Long-term memory (LTM) Processing Rehearsal Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing The limitations of the human being – Memory limits Inspired by BBC (2011). The brain and memory, http://www.bbc.co.uk/schools/gcsebitesize/science/add_ocr/brain_mind/memoryrev1.shtml
  • 40. Mohamed Louadi mlouadi@louadi.com 40 Long-term memory (LTM) Processing Rehearsal Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing 7±2 symbols The limitations of the human being – Memory limits
  • 41. Mohamed Louadi mlouadi@louadi.com 41 The limitations of the human being – Memory limits
  • 42. Mohamed Louadi mlouadi@louadi.com 42 What the number 7 may remind you of: Translated from: http://www.asslema.com/forum/showthread.php?t=2686 What the number 7 may remind you of: Snow White and the 7 dwarves What the number 7 may remind you of: Snow White and the 7 dwarves 7 Wonders of the World What the number 7 may remind you of: Snow White and the 7 dwarves 7 Wonders of the World 7 Deadly Sins What the number 7 may remind you of: Snow White and the 7 dwarves 7 Wonders of the World 7 Deadly Sins 7 years is the age of reason 7 days of the week 7 verses in the Fatiha chapter of the Koran The rose with 7 petals according to the Bible 7 colors of the rainbow What the number 7 may remind you of: Snow White and the 7 dwarves 7 Wonders of the World 7 Deadly Sins 7 years is the age of reason 7 days of the week 7 verses in the Fatiha chapter of the Koran The rose with 7 petals according to the Bible 7 colors of the rainbow 7 as the neutral level of the pH 7 rays of the crown of the Statue of Liberty that represent the 7 seas and continents What the number 7 may remind you of: Snow White and the 7 dwarves 7 Wonders of the World 7 Deadly Sins 7 years is the age of reason 7 days of the week 7 verses in the Fatiha chapter of the Koran The rose with 7 petals according to the Bible 7 colors of the rainbow 7 as the neutral level of the pH 7 rays of the crown of the Statue of Liberty that represent the 7 seas and continents 7 ages of life (Shakespeare: 1. An infant crying, 2. A complaining school boy, 3. A lover, 4. A bearded soldier, 5. A wise justice, 6. An old man, and 7. Second childhood) The limitations of the human being – Memory limits
  • 43. Mohamed Louadi mlouadi@louadi.com 43 The limitations of the human being – Memory limits 0:1 2 From: Déjà vu — we've all had it before. But what exactly is it? Everything Explained
  • 44. Mohamed Louadi mlouadi@louadi.com 44 Environmental stimuli Environmental stimuli Sensory memory Sensory memory Environmental stimuli Touch store Hearing store Vision store Sensory memory Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Rehearsal Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Processing Rehearsal Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing Long-term memory (LTM) Processing Rehearsal Not coded while in STM Forgotten Short-term memory (STM) Environmental stimuli Sensory memory Not attended to Forgotten Environmental stimuli Touch store Hearing store Vision store Sensory memory Processing The limitations of the human being – Memory limits Inspired by BBC (2011). The brain and memory, http://www.bbc.co.uk/schools/gcsebitesize/science/add_ocr/brain_mind/memoryrev1.shtml
  • 45. Mohamed Louadi mlouadi@louadi.com 45 The limitations of the human being – Memory limits
  • 46. Mohamed Louadi mlouadi@louadi.com 46 The MyLifeBits project Gordon Bell saves all his memories on an electronic medium: Voir http://research.microsoft.com/users/GBell/ articles that he reads, Web sites that he visits, mail, phone calls, conferences that he attends, travels,… EVERYTHING. The SenseCam
  • 48. Mohamed Louadi mlouadi@louadi.com 48 The limitations of the human being • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perception • Reasoning • Probability and future events • Regression toward the mean • Association & causality • Mathematics
  • 49. Mohamed Louadi mlouadi@louadi.com 49 How many people are on the bed? The limitations of the human being – Attention & concentration
  • 50. Mohamed Louadi mlouadi@louadi.com 50 The limitations of the human being – Attention & concentration Source: Wikipedia (2011). Attention Span, http://en.wikipedia.org/wiki/Attention_span, and Dukette, D. and Cornish, D. (2009). The Essential 20: Twenty Components of an Excellent Health Care Team. RoseDog Books. pp. 72–73 Most people are unable to sustain attention on one thing for more than about 20 minutes at a time, although they can choose repeatedly to re-focus on the same thing. This ability to renew attention permits people to “pay attention” to things that last for more than a few minutes, such as long movies.
  • 51. Mohamed Louadi mlouadi@louadi.com 51 The limitations of the human being • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perceptions • Reasoning • Probability and future events • Regression toward the mean • Association & causality • Mathematics
  • 52. Mohamed Louadi mlouadi@louadi.com 52 The limitations of the human being – Imagination & creativity Submarine Crane
  • 53. Mohamed Louadi mlouadi@louadi.com 53 Dam Train The limitations of the human being – Imagination & creativity
  • 54. Mohamed Louadi mlouadi@louadi.com 54 Caravan Pyramids The limitations of the human being – Imagination & creativity
  • 55. Mohamed Louadi mlouadi@louadi.com 55 Caravan Pyramids The limitations of the human being – Imagination & creativity
  • 56. Mohamed Louadi mlouadi@louadi.com 56 Caravan The limitations of the human being – Imagination & creativity Pyramids
  • 57. Mohamed Louadi mlouadi@louadi.com 57 The Hummingbird, “nature’s helicopter” Helicopter The limitations of the human being – Imagination & creativity
  • 58. Mohamed Louadi mlouadi@louadi.com 58 • In fact, a vast majority of human inventions are akin to lucky finds due to serendipity or the fruit of chance than of creative imagination. Serendipity: a propensity for making fortunate discoveries while looking for something unrelated (Wikipedia). The limitations of the human being – Imagination & creativity
  • 59. Mohamed Louadi mlouadi@louadi.com 59 • In fact, a vast majority of human inventions are akin to lucky finds due to serendipity or the fruit of chance than of creative imagination. • The origins of nuclear physics go back to the completely fortuitous discovery of radioactivity by Henri Becquerel in 1896. • No theory, genius, or imagination led to the discovery of superconductors at high temperature by J.G. Bednorz and K.A. Muller, but their perseverance and their stubbornness to make experiments using various materials. The limitations of the human being – Imagination & creativity
  • 60. Mohamed Louadi mlouadi@louadi.com 60 • Thomas Edison suggested that the genius was composed of 95% of perseverance and 5% of inspiration. The limitations of the human being – Imagination & creativity
  • 61. Mohamed Louadi mlouadi@louadi.com 61 Albert Einstein often repeated that imagination was more important than knowledge. In fact, he attributed his discoveries more to his imagination and his intuition than to his intelligence. “I never discovered anything with my rational mind” Albert Einstein1 1 As reported by Peter Senge, in The Fifth Discipline, p. 169. The limitations of the human being – Imagination & creativity
  • 62. Mohamed Louadi mlouadi@louadi.com 62 The limitations of the human being • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perception • Reasoning • Probability and future events • Regression toward the mean • Association & causality • Mathematics
  • 63. Mohamed Louadi mlouadi@louadi.com 63 The limitations of the human being – Selective Perception
  • 64. Mohamed Louadi mlouadi@louadi.com 64 The limitations of the human being – Selective Perception (The Change Blindness) The Monkey Business Illusion 0:48
  • 65. Mohamed Louadi mlouadi@louadi.com 65 We all perceive the world differently. Of all the manifestations of the outside world, we only select those that we like. When we hear a conversation, we retain only what we would have liked to hear. People put more trust in what they already “know” than in what they really see or hear. To judge the reliability of a piece of information, an individual will consider the degree of respectability of the source. One has more trust in what is printed in a book than in what is said by a friend. One has less trust in what is said than in the way in which it is said.
  • 66. Mohamed Louadi mlouadi@louadi.com 66 The limitations of the human being • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perceptions • Reasoning • Probability and future events • Regression toward the mean • Association & causality • Mathematics
  • 67. Mohamed Louadi mlouadi@louadi.com 67 The limitations of the human being – Reasoning • One of the most disastrous reasoning is when one posits that something must be true for the simple reason that nobody proved that it is false (argumentum ad ignorantiam). • One of the most disastrous reasoning is when one posits that something must be true for the simple reason that nobody proved that it is false (argumentum ad ignorantiam). • Alternatively, that something must be false for the simple reason that nobody proved that it is true. • One of the most disastrous reasoning is when one posits that something must be true for the simple reason that nobody proved that it is false (argumentum ad ignorantiam). • Alternatively, that something must be false for the simple reason that nobody proved that it is true. • The two reasoning modes are equally invalid, even if, occasionally, or accidentally, they lead to truth. • One of the most disastrous reasoning is when one posits that something must be true for the simple reason that nobody proved that it is false (argumentum ad ignorantiam). • Alternatively, that something must be false for the simple reason that nobody proved that it is true. • The two reasoning modes are equally invalid, even if, occasionally, or accidentally, they lead to truth. • Another reasoning leads to the assertion that something is true because everyone believes in it (or says it). Thus in Tunisia, some traffic red lights are not used simply because “nobody stops there”.
  • 68. Mohamed Louadi mlouadi@louadi.com 68 • One of the most disastrous reasoning is when one posits that something must be true for the simple reason that nobody proved that it is false (argumentum ad ignorantiam). • One of the most disastrous reasoning is when one posits that something must be true for the simple reason that nobody proved that it is false (argumentum ad ignorantiam). • Alternatively, that something must be false for the simple reason that nobody proved that it is true. • One of the most disastrous reasoning is when one posits that something must be true for the simple reason that nobody proved that it is false (argumentum ad ignorantiam). • Alternatively, that something must be false for the simple reason that nobody proved that it is true. • The two reasoning modes are equally invalid, even if, occasionally, or accidentally, they lead to truth. • One of the most disastrous reasoning is when one posits that something must be true for the simple reason that nobody proved that it is false (argumentum ad ignorantiam). • Alternatively, that something must be false for the simple reason that nobody proved that it is true. • The two reasoning modes are equally invalid, even if, occasionally, or accidentally, they lead to truth. • Another reasoning leads to the assertion that something is true because everyone believes in it (or says it). Thus in Tunisia, some traffic red lights are not used simply because “nobody stops there”. The limitations of the human being – Reasoning
  • 69. Mohamed Louadi mlouadi@louadi.com 69 The limitations of the human being – Reasoning 2:56
  • 70. Mohamed Louadi mlouadi@louadi.com 70 • Probability and future events • Regression toward the mean • Association & causality • Mathematics The limitations of the human being • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perceptions • Reasoning ‫األصلو‬ ‫يرجع‬ ‫كسكسلو‬
  • 71. Mohamed Louadi mlouadi@louadi.com 71 Source: Wikipedia (2011). Regression toward the mean, http://en.wikipedia.org/wiki/Regression_toward_the_mean, and Stigler, S. M. (1997). Regression toward the mean, historically considered. Statistical Methods in Medical Research, Vol. 6, No. 2, pp. 103–114. The limitations of the human being – Regression to the mean In statistics, regression toward the mean is the phenomenon that if a variable is extreme on its first measurement, it will tend to be closer to the average on a second measurement, and If it is extreme on a second measurement, it will tend to be closer to the average on the first measurement.
  • 72. Mohamed Louadi mlouadi@louadi.com 72 The limitations of the human being – Regression to the mean
  • 73. Mohamed Louadi mlouadi@louadi.com 73 In statistics, regression toward the mean is the phenomenon that if a variable is extreme on its first measurement, it will tend to be closer to the average on a second measurement, and If it is extreme on a second measurement, it will tend to be closer to the average on the first measurement. Regression to the mean might explain why rebukes can seem to improve performance, while praise seems to backfire1. 1. According to psychologist Daniel Kahneman, winner of the 2002 Nobel prize in economics. Source: Wikipedia (2011). Regression toward the mean, http://en.wikipedia.org/wiki/Regression_toward_the_mean, and Stigler, S. M. (1997). Regression toward the mean, historically considered. Statistical Methods in Medical Research, Vol. 6, No. 2, pp. 103–114. The limitations of the human being – Regression to the mean
  • 74. Mohamed Louadi mlouadi@louadi.com 74 • Probability and future events • Regression toward the mean • Association & causality • Mathematics The limitations of the human being • The sensory limitations • The mental limitations • The exceptions • Limited rationality • Levels of abstraction • Memory limits • Attention & concentration • Imagination & creativity • Selective perceptions • Reasoning
  • 75. Mohamed Louadi mlouadi@louadi.com 75 There still are people who would swear that: The limitations of the human being – Association & causality Children with bigger feet spell better. Source: Paulos, J.A. (1992). Beyond Numeracy, First Vintage Books Eds and A. Bogomolny, Correlation and Causation: Misuse and Misconception of Statistical Facts from Interactive Mathematics Miscellany and Puzzles http://www.cut-the-knot.org/do_you_know/misuse.shtml, last accessed 30 May 2011 . Children with bigger feet spell better because they are older, their greater age bringing about bigger feet and, not quite so certainly, better spelling. Older Bigger feet Better spelling
  • 76. Mohamed Louadi mlouadi@louadi.com 76 There still are people who would swear that: In areas of the South those countries with higher divorce rates generally have lower death rates. Those couples who are older are less likely to divorce and more likely to die than are those from counties with younger demographic profiles. Younger age Higher divorce rates Lower death rates Source: Paulos, J.A. (1992). Beyond Numeracy, First Vintage Books Eds and A. Bogomolny, Correlation and Causation: Misuse and Misconception of Statistical Facts from Interactive Mathematics Miscellany and Puzzles http://www.cut-the-knot.org/do_you_know/misuse.shtml, last accessed 30 May 2011 . The limitations of the human being – Association & causality
  • 77. Mohamed Louadi mlouadi@louadi.com 77 Harvard University economics professor Sendhil Mullainathan showed that the number of Google searches for the phrase “iPhone slow” increased by up to three times immediately following a new launch from Apple. The limitations of the human being – Association & causality
  • 78. Mohamed Louadi mlouadi@louadi.com 78 The limitations of the human being – Association & causality Maloney, A. (2014). Big Data: Correlation Does Not Equal Causation, September 2, http://www.letitrain.com/blog/big-data-correlation- does-not-equal-causation, last accessed Sept. 22,2014.
  • 79. Mohamed Louadi mlouadi@louadi.com 79 Harvard University economics professor Sendhil Mullainathan showed that the number of Google searches for the phrase “iPhone slow” increased by up to three times immediately following a new launch from Apple. By comparison, searches for “Samsung Galaxy slow” were unaffected by a new Samsung release. And unlike Apple, Samsung does not also make the software used by its phones. The limitations of the human being – Association & causality
  • 80. Mohamed Louadi mlouadi@louadi.com 80 The limitations of the human being – Association & causality Maloney, A. (2014). Big Data: Correlation Does Not Equal Causation, September 2, http://www.letitrain.com/blog/big-data-correlation- does-not-equal-causation, last accessed Sept. 22,2014.
  • 81. Mohamed Louadi mlouadi@louadi.com 81 The limitations of the human being – Association & causality Mullainathan, S. (2014). Hold the Phone: A Big-Data Conundrum, The New York Times, July 26, 2014, http://www.nytimes.com/2014/07/27/upshot/hold-the-phone-a-big-data-conundrum.html?abt=0002&abg=1, alst accessed July 30, 2014. SENDHIL MULLAINATHAN
  • 82. Mohamed Louadi mlouadi@louadi.com 82 The limitations of the human being – Association & causality The limitations of the human being – Association & causality – What do we make of this?
  • 83. Mohamed Louadi mlouadi@louadi.com 83 The limitations of the human being – Association & causality Fact 1: The population of the state of Florida is mainly composed of senior citizens Fact 1 Fact 2 ? Fact 1: The population of the state of Florida is mainly composed of senior citizens. Fact 2: There is considerable funding for Alzheimer’s decease research Is it: Or: Fact 2 Fact 1 ?
  • 84. Mohamed Louadi mlouadi@louadi.com 84 Before concluding about cause-effect relationships: We humans, find it more difficult to establish a cause from an effect than to predict an effect from a cause. This is what has come to be known, in quantum theory, as causal asymmetry.
  • 85. Mohamed Louadi mlouadi@louadi.com 85 The limitations of the human being • The sensory limitations • The mental limitations • The exceptions Very dull (0-75) Dull (76-90) Normal (91-110) Bright (111-125) Very bright (126+)
  • 86. Mohamed Louadi mlouadi@louadi.com 86 • The sensory limitations • The mental limitations • The exceptions 95% The limitations of the human being
  • 87. Mohamed Louadi mlouadi@louadi.com 87 Young gifted virtuosos can distinguish up to 50 or 60 different simultaneous sounds. The limitations of the human being – The exceptions Jonah Ho (7 years old) playing “Moonlight Sonata” Op. 27 No. 2 (3rd mov.) – Beethoven
  • 88. Mohamed Louadi mlouadi@louadi.com 88 Young gifted virtuosos can distinguish up to 50 or 60 different simultaneous sounds. Some have a ceiling of abstraction so high that it becomes impossible for them to communicate easily with common people. Some others can memorize a matrix of 50 numbers in 3 minutes. Very few people have the same kind of intelligence as Descartes, Copernicus or Albert Einstein. The limitations of the human being – The exceptions
  • 89. Mohamed Louadi mlouadi@louadi.com 89 Resorting to tools • The first class of tools • The second class of tools
  • 90. Mohamed Louadi mlouadi@louadi.com 90 • The first class of tools • The second class of tools This class is made up of tools that help humans to do what they cannot do themselves. This class is made up of tools which help humans to do what they can do but more quickly, more economically or more effectively. • the saw assists them in cutting wood properly, • the wheel assists them in moving heavy objects, • the plane enables them to fly (inspired, obviously from birds), etc. • the car allows them to move more quickly, • the hammer allows them to drive in nails without making holes in their fingers, • the lever enables them to raise weights which would have required the strength of several men, etc. Resorting to tools
  • 91. Mohamed Louadi mlouadi@louadi.com 91 • What the computer can do better than humans A particular tool: The computer • What the computer cannot do (yet)
  • 92. Mohamed Louadi mlouadi@louadi.com 92 • What the computer can do better than humans • What the computer cannot do (yet) • It can carry out an almost infinite number of repetitive and tedious tasks. • It can store and process data in large quantities. • It can assist in complex tasks such as the optimal design of an architectural structure. • It cannot imagine, think, create, have intuition, dream, etc. • It cannot handle information which was not provided to it beforehand. A particular tool: The computer
  • 93. Mohamed Louadi mlouadi@louadi.com 93 1. Actively. This does not include losing their keys, forgetting their password or being distracted by others. What humans can do1 What humans cannot do Compute Draw/Paint Imagine Love Decide Fly Dive deep Build Cure illnesses Read/Write Manage/Optimize Apply expertise Think Make precise measurements Dream Move at the speed of light Travel the galaxy(ies) Procrastinate Play music Write novels/poems Read emotions Store data in vast quantities Some inspired from Elder, J. (n.d.). Reading Selection: What Computers Can, Cannot and Should Not Do, Communicate with the past Communicate with the future Time travel Communicate with the after-life Telepathy
  • 94. Mohamed Louadi mlouadi@louadi.com 94 What humans can do What humans cannot do What humans cannot do but know how to do What humans can do and know how to do Compute Draw/Paint Imagine Love Decide Fly Dive deep Build Cure illnesses Read/Write Manage/Optimize Apply expertise Think Make precise measurements Dream Move at the speed of light Travel the galaxy(ies) Procrastinate Play music Write novels/poems Read emotions Store data in vast quantities Communicate with the past Communicate with the future Time travel Communicate with the after-life Telepathy 1. Actively. This does not include losing their keys, forgetting their password or being distracted by others. Some inspired from Elder, J. (n.d.). Reading Selection: What Computers Can, Cannot and Should Not Do,
  • 95. Mohamed Louadi mlouadi@louadi.com 95 Bain, R. (1937). Technology and State Government. American Sociological Review. Vol.2, No. 6, pp. 860-874. A tool or a technology?