All about the systematic patterns of deviation from norm or rationality in judgment. Why our brain uses heuristics? How do they help us and how does cognitive biases influence or problem-solving and decision-making processes.

1. BraN ...
Brain ...
Brain ...

2. COGNITIVE
& other stuff that make you look smart
BIASES,Heuristics

3. Thinking, Fast and Slow
Daniel Kahneman
Predictably Irrational
Dan Ariely
Influence
Robert B. Cialdini

4. What on earth is that?!

5. Definition - /dɛfɪˈnɪʃ(ə)n/
• Cognitive biase: a systematic pattern of deviation
from norm or rationality in judgment.
MENTAL MISTAKES

6. Definition - /dɛfɪˈnɪʃ(ə)n/
• Heuristics: approach to problem solving that
employs a practical method not guaranteed to
be optimal or perfect
MENTAL SHORTCUTS

7. PROBLEM SOLVING
DECISION MAKING

8. Effort reduction,
Fast & Most of the times
correct

9. We make up to
35.000
Decisions everyday

10. DATA OF
174
NEWSPAPERS PER DAY

11. days of DATA =
DATA PRIOR TO
2
2003

12. 3 Brains Working Independently & Together

13. Crocodile Brain
NeocortexMid Brain

14. willpower is like a muscle

15. SURVIVAL

16. SOCIAL RELATIONSHIPS

17. SURVIVALProblem solving

18. SURVIVALPS: Find someone who looks at you
the way Elon Musk looks at his rockets

19. 168

20. Availability Bias
• Stroke versus Accidents
• Death by lightning vs Botulism
• Tornadoes vs Asthma
20x more
52x more
2x more
making decisions based upon how easy it is to bring something to mind

21. HALO EFFECT
“what is beautiful is good”
• Catch me if you can – Con Artists
• Teachers & Students / Job Interviewers
• Relationships

22. dunning kruger EFFECT
“but I wore the juice! ”

23. More confidence, less competence

24. Anchoring
“people cannot decide things in absolute terms, rather they compare”
• Polynesian black pearls & Fifth Avenue
• MIT students, arbitrary coherence & CNP
• Judges, dices & tips

25. pluraristic ignorance
“What is everyone else thinking?”
• Someone please call 911
• Students in a class

26. Clustering illusion
We imagine patterns when there aren’t any
Gamblers: red is more often after several reds

27. Sunk Cost Fallacy
• order too much food and then over-eat ‘just to get their money’s worth’
• extra costs incurred (inconvenience, time or even money) are held
in a different mental account than the initial investment

28. Decoy effect

29. Confirmation bias
“Because we prayed! ”
tendency to search for, interpret, favor, and recall
information in a way that confirms one's already opinion
• End of the world believers
• Pro/Co arguments

30. Bandwagon effect
• people do something or believe in smth
Primarily because other people are doing it
• Teoria Spirala Tacerii Elisabeth Neumann
FJSC People will know

31. Bandwagon effect
• people do something or believe in smth
Primarily because other people are doing it
• Teoria Spirala Tacerii Elisabeth Neumann
FJSC People will know

32. THANK YOU