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After reading 1658 websites, we found 3 different results for "Who wrote The Psychopath Test"
Jon Ronson
Jon Ronson, author of The Psychopath Test, learned from expert psychologists how to identify psychopaths.
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Trust Jon Ronson
Trust Jon Ronson ’s the author of The Psychopath Test: A Journey Through the Madness Industry.
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and author Robert Hare
The psychopath test was developed by psychologist and author Robert Hare.
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