Even if you've never heard of the Dunning-Kruger effect, you've definitely seen it in action: the inexperienced politician with strong opinions about global affairs, the celebrity on an anti-science crusade, the self-proclaimed stock-market expert that loses money left and right. The Dunning-Kruger effect is the strange phenomenon that makes unskilled or uneducated people overestimate their abilities.
It's Not Just Other People
Are Stupid People More Confident?
Find out why a lack of knowledge makes you overestimate your abilities.
Key Facts In This Video
In 1999, David Dunning and Justin Kruger found that people who scored lower on competency tests were more likely to consider themselves very competent. 00:41
Illusory superiority, also known as the Dunning-Kruger effect, has been observed in several fields, from firearm usage to debates. 01:32
Research indicates that competent people are more likely to underestimate their abilities than incompetent people. 02:04
Wake up with the smartest email in your inbox.
Our Best Articles Daily