The Man Who Mistook His Cat for a Spy

摘要

Capgras syndrome is an uncommon but distressing condition in which the sufferer expresses the bizarre belief that a person known to them has been replaced by a near-perfect duplicate. Named after the French psychiatrist who provided the first description in 1923, Capgras is one of a range of delusional syndromes in which a person believes that a person, place or object has disappeared and been replaced by a duplicate, such as an alien, robot or meticulously constructed building.