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Leadership Biographies

Director of SAPRO, Dr. Nathan W. Galbreath, PH.D., M.F.S.

Dr. Nate Galbreath is the Director for the Department of Defense Sexual Assault Prevention and Response Office (SAPRO). In this position, he is the Department’s expert for prevention and response programs and their relationship to behavioral health, forensic science, criminal investigation, and sex offender assessment and treatment. Dr. Galbreath was the Acting Director of SAPRO from May 2019 to June 2024. The Department selected Dr. Galbreath to be a senior executive and fill the role of Deputy Director in December 2016. Dr. Galbreath previously served as the Department’s Highly Qualified Expert on Sexual Assault Prevention and Response from 2012 to 2016. He has been affiliated with SAPRO since May 2007 when he served as SAPRO’s first military deputy director before retiring from the Air Force in 2009.

He holds a Ph.D. in Clinical Psychology from the Uniformed Services University of the Health Sciences (USUHS) and a Master of Forensic Science from the George Washington University. He has also completed a number of internships and fellowships, including a fellowship in Forensic Medicine at the Office of the Armed Forces Medical Examiner, Armed Forces Institute of Pathology, Washington, DC, and a clinical psychology residency at Malcolm Grow Medical Center, Andrews Air Force Base, MD. 

Dr. Galbreath has been a primary author on the Department of Defense Annual Report on Sexual Assault in the Military since 2007. In addition, he has testified on behalf of the Department of Defense at hearings before Congress, the Human Rights Commission, and several Federal Advisory Committees supporting the Department’s progress on countering sexual assault in the military. In addition to advancing policy and oversight initiatives, Dr. Galbreath also oversees SAPRO’s operations, including the DoD Safe Helpline, the Defense Sexual Assault Incident Database, and the Defense Sexual Assault Advocate Credentialing Program. 

He entered the Air Force in 1989 after completing a B.A. in Spanish and International Affairs at the University of Puget Sound, Tacoma, WA. He was assigned to Howard Air Force Base, Panama, from 1989 – 1990 as a Special Agent for the Air Force Office of Special Investigations (AFOSI). He went on to serve 11 years with AFOSI as an agent, a forensic science specialist, and a Detachment Commander (Special Agent in Charge) at Air Force bases in New Mexico, Colorado, and Utah. 

Dr. Galbreath’s clinical experience focused on treating and researching sexual dysfunction and sexual disorders. He also evaluated and treated sex offenders with Dr. Fred S. Berlin at the National Institute for the Study, Prevention and Treatment of Sexual Trauma, which is affiliated with the Johns Hopkins Medical School in Baltimore, MD. He also served as the Behavioral Health Clinic director at Minot Air Force Base in North Dakota, where he supervised mental health, family advocacy, and alcohol/drug treatment programs from 2004 to 2007. He is currently a licensed psychologist in the state of Maryland. 

Dr. Galbreath serves as a Professional Lecturer in the Forensic Sciences at George Washington University and also an adjunct associate professor in the Department of Medical and Clinical Psychology at USUHS. Dr. Galbreath has published a considerable body of work both alone and with co-authors, including book chapters on child molesters, sexual disorders and the Internet, and sexual assault in the military, as well as journal articles relating to sex offender recidivism, online sexual problems, and sexual assault prevention in the military.


Acting Deputy Director, Andrea Bryant

Ms. Andrea (Andi) Bryant is the Acting Deputy Director and Chief Strategy Officer at the Department of Defense SAPRO. Ms. Bryant joined SAPRO in December 2022 and is responsible for overseeing the Director’s Action Group (DAG), leading strategic initiatives, communications and long-term operational planning. Prior to serving in SAPRO, Ms. Bryant was Deputy Director for the Department of the Air Force (DAF) Integrated Resilience Directorate (A1Z). She was responsible for all matters relating to policy, strategic planning, and research and development of Air Force, interpersonal and self-directed violence (ISDV) prevention and resiliency programs to optimize Airmen and Space Professional performance. The DAF honored Ms. Bryant with the Award for Meritorious Civilian Service for her work with A1Z from May 2020 to December 2022.

From October 2019 to April 2020, Ms. Bryant was detailed as the Special Advisor to the Director of the Department of Defense Office for Diversity, Equity and Inclusion (ODEI), where she assisted in strategic planning and assessment initiatives, and provided training expertise.

Ms. Bryant worked for the Department of the Navy Sexual Assault Prevention and Response Office (DON-SAPRO) from 2011 to 2020. She served as the principal advisor to the Director, DON SAPRO on all training matters. She was also credentialed as a Sexual Assault Response Coordinator.

Ms. Bryant began her federal service in 2001 working with the Marine Corps, Personal & Family Readiness Division (MR), Training and Employee Development programs. In her time with MR, she served as the primary training point of contact for Marine Corps Community Services (MCCS) Programs Directorate, where she conducted and coordinated training sessions at Marine Corps installations worldwide and evaluated training for a diverse group of MCCS employees. In June 2010, Ms. Bryant accepted a position with the Marine Corps Sexual Assault Prevention and Response (SAPR) program as its training specialist. In this role, she served as the single point of contact for the development, coordination, and evaluation of the SAPR program training. 

Ms. Bryant has her B.A. in Psychology from James Madison University and her Ed.M. in Human Resource Development from the University of Illinois.