The Stanford experience (Lucifer effect) is a study of experimental psychology conducted by Philip Zimbardo in 1971 on the effects of prison conditions. It was created with students playing the roles of guards and prisoners. It aimed to study the behavior of ordinary people in such a context and effect was to show that this was the situation rather than the personalities of the participants was the cause of behavior sometimes opposite values ??professed by the participants before the start of the study. The 18 subjects were selected for their stability and maturity, and their ...