Who Knows What Evil Lurks in the Hearts of Men?

Documentary filmmaker Alex Gibney does: His one-hour movie The Human Behavior Experiments, which has been airing on Sundance, surveys three of the 20th century's best known… uh… Human Behavior Experiments: The famous Milgram experiments on obedience to authority, the Stanford Prison Experiment, and Darley and Latane's studies at Columbia on bystander apathy in response to the Kitty Genovese murder. NPR and Slate both have reviews. It's re-airing on Sundance twice tonight.