Tales of a Medical Renegade: 'The Lobotomist'

How America's jails and prisons have become America's defacto mental health providers. Journalist Alisa Roth is the author of the new book 'Insane: America's Criminal Treatment of Mental Illness.'

Actor and comedian Zach Galifianakis is best known for his shaggy red beard and his hilarious role in the bachelor-party comedy The Hangover. He tells Terry Gross how he prepared himself for his latest part -- a dramatic role as a mental patient in the film It's Kind of a Funny Story.

Actor, writer, director and producer Peter Berg. He is the creator and executive producer of the new controversial ABC series Wonderland. The show is set in a mental hospital. Some call it the most accurate portrayal of the mentally ill on network television, while some mental health organizations say that the series further stigmatizes mental patients. As an actor, Peter Berg has started on the TV show Chicago Hope, and has appeared in movies like The Last seduction, Copland, and the Great White Hype.