David Dunning and Justin Kruger tested psychology students to see whether the least skilled were also the most unaware. Rich Vintage/E+ via Getty Images

Debunking the Dunning‑Kruger effect – the least skilled people know how much they don’t know, but everyone thinks they are better than average

The idea that the least skilled are the most unaware of their incompetency is pervasive in science and pop culture. But a new analysis of the data shows that the Dunning-Kruger effect may not be true.

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