John D CaldwellJohn D. Caldwell retired in 2007 after a fifty-year career working with defense think tanks and aerospace companies. Trained as a political scientist with a PhD from the University of California, Santa Barbara, he was first posted to Saigon in1968 as part of a classified research project for the Department of Defense's Advanced Research Projects Agency. Caldwell joined TRW Space & Defense in 1982 to work on major defense, NASA, and intelligence community programs. He remains an active consultant at Northrop Grumman Aerospace Systems, which acquired TRW in 2002. He lives in Santa Barbara with his wife, Karen, and their dog Daisy, cat Mr. Bingley, and Martha, a desert tortoise. Read More Read Less