Jeffrey H. Cook, Ph.D., is a clinical psychologist serving as the Director, Military Training, Education & Research (MTER) for the Center for Deployment Psychology at the Uniformed Services University of the Health Sciences in Bethesda, Maryland. In this capacity, he oversees the Center’s research efforts and program evaluation of the Center's training programs.

Dr. Cook retired from the Navy after 23 years of service in the United States Navy and Marine Corps. Dr. Cook served in various capacities during his military career including Marine reservist, Navy corpsman, and clinical psychologist. As an active duty psychologist, he served as the Mental Health Division Officer in Okinawa, Japan, ship psychologist on the U.S.S. George Washington, and as the Department Head for the Psychological Health and Traumatic Brain Injury Program at NNMC Bethesda, MD. He deployed to Fallujah, Iraq in support of Operation Iraqi Freedom, as well as other brief deployments during his career.

Dr. Cook graduated from the Uniformed Services University of the Health Sciences with a doctorate in clinical psychology and completed a clinical psychology internship at the National Naval Medical Center (NNMC), Bethesda MD. He currently serves as adjunct faculty at USUHS.

Dr. Cook’s professional interests include cognitive behavioral therapy, dissemination and implementation of evidence-based treatment approaches, program evaluation, and combat-related PTSD.