Walsh School of Foreign Service at Georgetown University where her research focuses on Chinese military and security policy, Asia-Pacific security issues, war termination, and coercive diplomacy. She is also in the United States Air Force Reserve, for which she works as a political military strategist for PACAF. Previously, Dr. Mastro was a fellow in the Asia-Pacific Security program at the Center for a New American Security (CNAS) and a University of Virginia Miller Center National Fellow. Highly proficient in Mandarin,she has also worked on China policy issues at the Carnegie Endowment for International Peace, RAND Corporation, and U.S. Pacific Command. She holds a B.A. in East Asian Studies from Stanford University and an M.A. and Ph.D in Politics from Princeton University.