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After reading 1578 websites, we found 2 different results for "Who wrote American Psycho"

Bret Easton Ellis

Bret Easton Ellis, the author of “American Psycho”, proposes that the taboo-shattering violence and nudity marked the end of the conservative 1950s and the introduction of graphic horror-movie gore to mainstream cinema.

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Robert Bloch,

As Robert Bloch, author of Psycho and American Gothic, says about Billie Sue's novel Night Cruise[ing]: 'A journey into the darkest recesses of the human mind...uncanny, unsettling, unforgettable.'

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