Dr. Mueller is a political scientist at the RAND Corporation, specializing in air and space strategy and other defense policy issues. From 1994 to 2001, he was Professor of Comparative Military Studies at the U.S. Air Force's School of Advanced Airpower Studies. He has lectured and written on a wide variety of national security topics, including nuclear and conventional deterrence theory, the political implications of space weaponization, military and economic coercion, the Bosnian and Kosovo wars, the moral dimensions of U.S. foreign policy, and the security strategies of small states and middle powers.