What makes ordinary people commit extreme acts of violence? Michael Portillo investigates the dark side of human nature and discovers what it is like to inflict pain. Show more
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What makes ordinary people commit extreme acts of violence? Michael Portillo investigates the dark side of human nature and discovers what it is like to inflict pain. Show more
BBC Four reflects arts, music and culture with an ambitious range of intellectually and culturally enriching programmes, taking an expert and in-depth approach to its subjects.
