Bessel van der Kolk, MD, is one of the world’s foremost experts on traumatic stress and has taught on the subject in all fifty states and most European countries, as a well as China, Japan, Australia, India, Israel, South Africa, Brazil, Argentina, and Indonesia. He is the founder and medical director of the Trauma Center in Boston (www.traumacenter.org) and director of the Complex Trauma Treatment Network of the National Child Traumatic Stress Network (NCTSN). A Professor of Psychiatry at Boston University Medical School, Dr. van der Kolk is also the author of several scholarly books and well over a hundred scientific articles. He is a graduate of the University of Chicago Pritzker School of Medicine, and completed his post-doctoral education at Harvard.