The Colour That Lowers Your IQ (M)

People scored 30 percent worse on part of an IQ test after seeing this colour.

People scored 30 percent worse on part of an IQ test after seeing this colour.

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Author: Dr Jeremy Dean

Psychologist, Jeremy Dean, PhD is the founder and author of PsyBlog. He holds a doctorate in psychology from University College London and two other advanced degrees in psychology. He has been writing about scientific research on PsyBlog since 2004.