BBC地平线：精神变态病因调查

     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