Dr. Roy F. Houchin II joined the faculty of the Air War College Department of Warfighting in 2006 following his retirement from active duty with the Air Force. He has taught previously at the School of Advanced Airpower Studies, Air Command and Staff College and in the Department of History at the US Air Force Academy. While on active duty, Dr. Houchin served as Director of Operations and Chief, Combat Operations, 607th Combat Operations Squadron, Osan, South Korea. He also held various air battle management assignments in the Tactical Air Command, Air Force Space Command, Air Combat Command and HQ USAF. He is the author of US Hypersonic Research and Development: The Rise and Fall of Dyna-Soar, 1944-1963, Taylor and Francis Publishing, 2006, several chapters in edited works and numerous articles in professional journals. He is the Military Space editor for Quest: the History of Spaceflight Quarterly. Dr. Houchin holds a B.A. and M.A. from Western Kentucky University, and a Ph.D. from Auburn University. His areas of interest and expertise are history of technology and military history (particularly space and World War I), as well as airpower history, theory and doctrine.