Steve Stahl is an internationally renowned psychiatrist and professor of psychiatry, holding faculty positions both at the University of California San Diego and at the University of Cambridge in the U.K. He is the best-selling author of several psychiatric textbooks, and coauthor of hundreds of academic papers in psychiatry.

Trained at Northwestern University, the University of Chicago, and Stanford University, Dr. Stahl has received numerous awards in psychiatry. He resides with his wife and near his two daughters in Rancho Santa Fe, California, and Lake Arrowhead, California, where he is working on his next novel, The T4 Project, based on the true story of Nazi psychiatrists choosing mentally disabled patients for extermination, a project that was eventually expanded into the Holocaust.