Professor
Department of Psychiatry
F.Edward Hebert School of Medicine
Uniformed Services University of the Health Sciences

Dr. Grieger received his B.S. at the University of Michigan and his M.D. from the Uniformed Services University of the Health Sciences. He completed his Internship and Psychiatry Residency at the National Naval Medical Center. He has served as Chief of Mental Health Services, Naval Hospital, Orlando, Florida before returning to the University as faculty in 1993. Dr. Grieger's current clinical practice is at Walter Reed Army Medical Center and at National Naval Medical Center. He is certified by the American Board of Psychiatry and Neurology in General Psychiatry and has additional qualifications in Addiction and Forensic Psychiatry. He serves as a consultant or expert witness in approximately six courts martial each year.

Dr. Grieger is a Distinguished Fellow of the American Psychiatric Association (APA) and serves as a representative to the APA Assembly. He is the recipient of numerous local and national medical student and resident teaching awards. He was recently awarded the Navy's Admiral James Sears Award for Excellence in Navy Psychiatry.

Dr. Grieger is Associate Professor and Assistant Chairman for Graduate Medical Education. Dr. Grieger holds a secondary appointment in the Department of Military and Emergency Medicine where he directs the operational psychiatry curriculum for the School of Medicine. Dr. Grieger is an international lecturer in topics of psychological responses to trauma and forensic psychiatry. He has served as a consultant to the Peace Corps in Gabarone, Botswana and Quito, Ecuador. He has also provided consultation the U.S. State Department, the Defense Ministry of Health in Croatia and the South African Defense Forces. Dr. Grieger provided psychiatric consultation to the disaster workers following the U.S. Air Flight 427 crash and TWA Flight 800 crash, and to the Joint Task Force providing medical care to the Cuban migrants in Guantanamo Bay, Cuba. In September and October 2001 Dr. Grieger directed the Navy mental health assets assigned to provide support to the Navy and Marine Corps personnel at the Pentagon and Arlington Annex following the September 11th terrorist attack.

Dr. Grieger is involved in several research projects examining the effects of terrorism, combat, and deployment on soldiers, sailors, and marines. Recent studies include seven month, one year and two year follow up of Pentagon staff following the September 11th attack, examination of the effects of community sniper shootings on health care providers, surveillance of mental health effects on soldiers with battle injuries, study of the crew of a research submarine after a near-sinking event, study of the effects of deployment on the U.S.N.S. Comfort crew, and a study on the psychological effects of deployment on healthcare workers.