Videos: AP Social Psychology Unit -10
Excellent Video about the son of immigrants who became a Neo-Nazi leader and how he left the movement and now works to help other people do the same.
Daryl Davis is a black man who, when younger, never felt he could sufficiently understand racism. He started meeting with clan members and eventually getting some of them to leave the clan.
This is a "tape" from Stanford's Digital Repository of a Zimbardo's second in command, Warden Jaffe, explaining to a guard that you need to be tough for the experiment to work right, despite the guard not wanting to. This type of evidence undermines the bulk of Zimbardo's claim.