Brett Litz is a clinical psychologist and Professor in the Departments of Psychiatry and Psychology at Boston University. Dr. Litz is also the Director of the Mental Health Core of the Massachusetts Veterans Epidemiological Research and Information Center at the VA Boston Healthcare System.

He is internationally recognized as an expert on military trauma and early intervention for trauma and traumatic loss and devotes his career to evaluating the mental health outcomes associated with military deployments across the lifespan, the assessment and treatment of PTSD using Telehealth approaches, with an emphasis on early intervention for combat and operational trauma and loss.

Dr. Litz is also the principal investigator on numerous research grants funded by the Department of Defense and the National Institute of Mental Health and has over 200 peer-reviewed publications.