Martha Stout, Ph.D., served on the faculty in psychology in the department of psychiatry at Harvard Medical School for more than twenty-five years and was a clinical associate at the Massachusetts General Hospital in Boston. She practiced as a clinical psychologist specializing in recovery from psychological trauma and PTSD. Dr. Stout has taught psychology at the Graduate Faculty of the New School for Social Research in New York, the Massachusetts School of Professional Psychology, and Wellesley College. She is the author of, among numerous other publications, The Sociopath Next Door, The Paranoia Switch, and The Myth of Sanity.