Mark is a former Navy SEAL and medical officer who served 25yrs as a Reconnaissance Marine, Navy Corpsman and Physician Assistant. He retired in 2010 as training officer for Kennedy Irregular Warfare Center, Office of Naval Intelligence. A published author his memoir BATTLE READY, Memoir of a SEAL Warrior Medic details his life and the difficulties he encountered with Post-Traumatic Stress. In addition to writing, Mark works as a consultant and serves as the Director for the UDT-SEAL Association's Member Life Assistance Program (MLAP). His military decorations include the Navy Cross, the Silver Star and Purple Heart.