A woman with low blood sugar has violent thoughts; and a normally mild man, contaminated by insecticide, brutally murders a stranger....
An example of how brain injuries can lead to changes in personality and increased aggression.
Michael Portillo investigates the role of socialisation and reinforcement of aggression in different cultures.
Watch a modern replication of Milgram's famous obedience study and see how the participants react to the situation.
What makes ordinary people commit extreme acts of violence? Michael Portillo investigates the dark side of human nature and discovers what it ...
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