ResearchEd 2018 Amsterdam - This is the new m*th!

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THIS IS THE NEW M*TH!
Christian Bokhove
January 20th 2018
ResearchEd Amsterdam

Who am I ?
• Christian Bokhove
• From 1998-2012 teacher maths and computer science,
secondary school Netherlands
• PhD fro...

Purpose and disclaimers
• We run the risk of creating more myths while challenging
myths
• I want to frame myths and mecha...

WHAT CAN WE SAY
ABOUT MYTHS

https://en.oxforddictionaries.com/definition/myth

Howard-Jones (2014)
“In 2002, the Brain and Learning project of the UK’s
Organization of Economic Co-operation and Develop...

Myths begin
“examples of cases in which entrepreneurs have knowingly
set out to mislead educators are difficult to find.” ...

Perpetuated
• Cultural conditions e.g.
differences in
terminology and
language
• Also check Lilienfeld et al.
(2015, 2017)...

Macdonald et al. (2017)

Rekdal (2014)
• Case example of
urban legend spinach
and iron
• Not significantly more
iron
• Not first food if iron
defic...

‘The truth is too simple’
• What if I read Larsson and what to ‘pass on’ this snippet of
knowledge ?
• Larsson cited Hambl...

Hamblin (1981)
But the decimal point claim has no reference.

Irony
Larsson and Hamblin frontline of the fight against bad
science and academic carelessness.
Sutton (2010) argued other...

Hamblin to Sutton on his website

“Follies and fallacies in medicine”

Robin-Garcia et al. (2017)
• Dentistry
• “tweeting about scholarly
articles represents curating and
informing about state-...

https://www.psychologytoday.com/blog/ulterior-motives/201709/the-pitfalls-popularizing-new-science?amp

“At the same time, I think that there are real dangers in
popularizing science. One danger comes from
oversimplifying core...

SOME EXAMPLES

https://www.mercatornet.com/family_edge/view/disruptive-kids-can-cost-classmates-a-lot/18494

Carrell et al. (2016)
• Glances over peer disruption v domestic violence
• Economics paper: stats methods, sig testing wit...

Seductive allure
• Popular papers e.g. McCabe & Castel (2008)
• Farah & Hook (2013) “little empirical support for the clai...

Cognitive Load Theory
• A good summary of
Cognitive Load Theory
appeared just recently
• Does not contain recent
insight f...

Rest of slide Intentionally left blank to not impose too much load.
Scale originates from Paas (1992)

Or in my opinion
over-state what
research in the
CLT domain says
For example
expertise reversal
(which also
happened in ow...

Case of France (Loi-Jospin)
• Hirsch says: inequality increased
• Careful when interpreting
• When dive deeper behind the
...

Dismiss the ‘classics’ ?
• Discard Piaget, Vygotsky, Bruner, Bloom ?
• No, empirical advances mean we now know more ?
• Bu...

CONCLUSION

• Follow-up sources
• But… it can be very time-consuming
• Read, read and read (and sometimes refrain from a position
unti...

• 15yr rule might be a bit too much but add scope and
disclaimers to claims.
• Educate, e.g. “These results suggest that f...

@cbokhove
Maybe of interest: this podcast

Selected references
Bays, P.M. (2018). Reassessing the Evidence for Capacity Limits in Neural Signals Related to Working M...

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