Col. Timothy J. Geraghty, USMC (Ret.) entered the Marine Corps in 1959 following graduation from St. Louis University. He commanded a reconnaissance company in Vietnam and, while a lieutenant colonel, served in a special assignment with the Central Intelligence Agency’s Special Operations Group. He commanded the Twenty-fourth Marine Amphibious Unit in Beirut in 1983 as part of the Multi-National Peacekeeping Force. Upon his retirement from the Corps, he returned to the CIA to serve in the Counterterrorism Center. He later worked in private industry and currently resides in Phoenix, Arizona.