Patricia Resick, a professor of psychiatry and psychology at Boston University, lectures Malcolm Grow Medical Center personnel on cognitive processing therapy for military-related post traumatic stress disorder in the Air Force Conference Center at Joint Base Andrews, Md., March 9, 2010. The two-day seminar trained mental health professional from the 779th Medical Group how to effectively use one of the proven treatments for PTSD in their daily practices. (U.S. Air Force photo by Staff Sgt. Renae L. Kleckner)