The Dunning-Kruger Chart Everyone Shares Is Fake

In 1995, a man robbed two banks in Pittsburgh with lemon juice on his face, apparently convinced it made him invisible to the cameras. His story opens the 1999 paper that gave the Dunning-Kruger effect its name. But the famous chart you may have seen online under that name gets the story wrong. Here is what the original study actually measured, why random numbers can draw the same picture, and what survives once you look closely at the data. Every number in this video comes from the sources listed below. Chapters 0:00 But I Wore the Juice 1:11 Thirty Jokes and a Panel of Comedians 2:33 The Bottom Quarter 3:37 Almost Everyone Is Above Average 4:48 The Chart That Is Not in the Paper 6:04 Random Numbers Draw the Same Picture 7:30 Two Ordinary Forces 9:02 The Juggling Flip 10:25 Money on the Table 11:28 Both Sides Have Data 12:38 What Survives 13:58 The Cure Is Learning Sources https://gwern.net/doc/psychology/1999... https://pure.eur.nl/ws/portalfiles/po... https://eutils.ncbi.nlm.nih.gov/entre... https://gwern.net/doc/psychology/1981... https://open.lnu.se/index.php/metapsy... https://eutils.ncbi.nlm.nih.gov/entre... https://digitalcommons.usf.edu/cgi/vi... https://gwern.net/doc/iq/2020-gignac.pdf https://eutils.ncbi.nlm.nih.gov/entre... https://eutils.ncbi.nlm.nih.gov/entre... https://www.cambridge.org/core/servic... https://eutils.ncbi.nlm.nih.gov/entre... https://pmc.ncbi.nlm.nih.gov/articles... https://research-repository.uwa.edu.a... https://cocosci.princeton.edu/papers/... https://digitalcommons.usf.edu/numera...