Author Elyn Saks discusses her book The Center Cannot Hold: My Journey Through Madness. A respected scholar and USC professor reveals her ordeal and the horrors and demons of mental illness. Joining Elyn Saks is Stephen Marder, M.D., Professor, Department of Psychiatry and Biobehavioral Sciences, David Geffen School of Medicine at UCLA and Director, MIRECC, VA Greater Los Angeles Healthcare System.