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Dunning-Kruger effect

American  
[duhn-ing--kroo-ger i-fekt] / ˈdʌn ɪŋ ˈkru gər ɪˌfɛkt /

noun

Psychology.
  1. the theory that a person who lacks skill or expertise also lacks the insight to accurately evaluate this deficit, resulting in a persistent inflation of estimated competence in self-assessments.


Etymology

Origin of Dunning-Kruger effect

First recorded in 2000–05; named after David Dunning (born 1950) and Justin Kruger, U.S. social psychologists, following their article “Unskilled and Unaware of It: How Difficulties in Recognizing One's Own Incompetence Lead to Inflated Self-Assessments” (1999), and defined by Dunning in his article “The Dunning–Kruger Effect: On Being Ignorant of One's Own Ignorance” (2011)

Example Sentences

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See Examples For:

Its domain refers to the Dunning-Kruger effect, a cognitive bias concept in which people with little knowledge in a given area overestimate what they know.

From Seattle Times Feb. 23, 2024

The Dunning-Kruger effect is the idea that the least skilled people overestimate their abilities more than anyone else.

From Scientific American May 23, 2023

The clinical name for this type of baseless bravado is the Dunning-Kruger effect.

From Washington Post Mar. 22, 2023

An even more pernicious form of epistemic overconfidence is revealed in the psychological phenomenon known as the Dunning-Kruger effect.

From Textbooks Jun. 15, 2022

You used the words, Dunning-Kruger effect, for him.

From Salon Jun. 2, 2022

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