Brig. Gen. Duane W. Deal is Commander, 21st Space Wing, Peterson Air Force Base, Colorado. The Air Force’s largest, geographically and organizationally, the wing consists of a work force of more than 6,000 officer, enlisted, civilian and contract employees. The wing provides missile warning and space control for combat forces and the governments of the United States, Canada, and the United Kingdom through its 43 units operating 15 weapon systems at 20 worldwide locations in 5 countries spread across 9 time zones. He holds a B.S. in Physics, an M.S. in Systems Management, and an M.S. in Counseling/Psychology. He has also held a Research Fellowship with the RAND Corporation, was a Fellow of the Harvard Center for International Affairs, and completed the Executive Development Program at Dartmouth. He is the author of more than 20 articles, and has contributed to 3 books. He has extensive flight experience in seven aircraft types, including the SR-71 Blackbird, space operations experience in missile warning and space control, and extensive aircraft maintenance and logistics experience. He has served on or presided over 10 mishap investigations for space launch and aircraft incidents. He is serving in his eighth commander position in the U.S. Air Force.