(21 min) This interview with Alan Berkowitz, Ph.D., was recorded on September 4, 2008, by telephone.

In this interview, Dr. Berkowitz discusses research on the choice of bystanders to intervene or not intervene when confronted with various forms of violence. He also talks about useful training techniques to encourage bystander intervention to prevent violence.

You can learn more about Dr. Berkowitz's work at his website, http://www.alanberkowitz.com/