BBC地平线：精神变态病因调查

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Psychopaths have long captured the public imagination. Painted as charismatic, violent predators lacking in all empathy, they provide intrigue and horror in equal measure. But what precisely is a psychopath? What is it that drives them to cause harm, even kill? And can they ever be cured?　　Presented by psychologist Professor Uta Frith, this is an in-depth exploration of the psyc..eee