Peter A. Levine, Ph.D. Peter A. Levine, Ph.D. is the developer of Somatic Experiencing®, a body-awareness approach to healing trauma, and the Director of The Somatic Experiencing Trauma Institute. Dr. Levine holds doctorate degrees in both Medical Biophysics and in Psychology. He spent 35 years studying stress and trauma and has contributed to numerous scientific and popular publications. Dr. Levine was a stress consultant for NASA on the development of the space shuttle project, as well as a member of the Institute of World Affairs Task Force of Psychologists for Social Responsibility in developing responses to large-scale disasters and ethno-political warfare. He has authored several books, including international best seller, Waking the Tiger: Healing Trauma and his most recent book, In an Unspoken Voice: How the Body Releases Trauma and Restores Goodness. In 2010, Dr. Levine received the Life Time Achievement award from the United States Association for Body Psychotherapy (USABP).