Why do some men, women, and even children assault, batter, rape, mutilate, and murder? The breakthrough research and singular theory proposed by renowned criminologist, Professor Lonnie Athens, comprehensively explains how violent criminals develop; how violent communities are created and transformed; and how violent acts are committed and can be prevented. Based on the critically acclaimed book by the Pulitzer Prize winning author, Richard Rhodes,this documentary is a startling exploration of the four-step “violentization”process that leads some to attack and murder.