He received his M.A. in General Psychology and his Ph.D. in Clinical Psychology from The New School (The New School for Social Research) in New York, NY. After earning his degree, Dr. Sapp worked as a supervising psychologist at the Child and Family Guidance Center in Northridge, CA, for three years before going into private practice and teaching. He served as an adjunct professor at Azusa Pacific University for 10 years. Dr. Sapp completed his training through the Trauma Resource Institute in 2010 and currently serves as TRI's Associate Executive Director. He has traveled internationally as part of teams introducing CRM® and TRM® to various communities in the Philippines, Turkey, London, Nepal, Germany, and Iceland.