Stanford University, 1971. One of history's most notorious psychology studies begins. Led by Dr. Philip Zimbardo, the experiment simulated a prison environment and assigned students to the roles of guards and prisoners. Myths abound about what really happened but in this documentary series, participants take a seat in front of the camera to reveal never-before-heard details of an event that has shaped our understanding of human nature and good versus evil for the past 50 years. Watch The Stanfor

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