Allen B. Clark graduated from the United States Military Academy at West Point in 1963. Two years later, in 1965, he volunteered for service in Vietnam and was assigned to the Fifth Special Forces Group. He was wounded in an early-morning mortar attack on the Dak To Special Forces camp on June 17, 1967, that necessitated the amputation of both legs below his knees. He lives outside Dallas in Plano, Texas, and is the author of Wounded Soldier, Healing Warrior.