美国防部的未来战略和部队选择

Risky Business Future Strategy and Force Options for the Defense Department Stacie Pettyjohn, Becca Wasser, and Jennie MatuschakJULY 2021About the AuthorsStacie Pettyjohn is a senior fellow and director of the Defense Program at the Center for a New American Security (CNAS). Her areas of expertise include defense strategy, posture, force planning, force presentation, security cooperation, and wargaming. Prior to joining CNAS, Pettyjohn spent over 10 years at the RAND Corporation as a political scientist. From 2019–2021, she was the Director of the Strategy and Doctrine Program in Project Air Force. From 2014–2020, she served as the co-director of the Center for Gaming at the RAND Corporation. She has designed and led strategic and operational games that have assessed new operational concepts, such as multi-domain operations (MDO); tested the impacts of new technology, such as human-machine collaboration and combat teaming; explored unclear phenomena, such as gray zone tactics and information warfare; and examined nuclear escalation and warfighting. Previously, she was a research fellow at the Brookings Institution, a Peace Scholar at the United States Institute of Peace, and a TAPIR fellow at the RAND Corporation.Becca Wasser is a fellow in the Defense Program at CNAS. Her research areas include wargaming, force posture and management, and U.S. defense strategy. She is also an adjunct instructor at the School of Foreign Service at Georgetown University, where she teaches an undergraduate course on wargaming. Prior to joining CNAS, Wasser was a senior policy analyst at the RAND Corporation. In this role, she designed and led wargames for the U.S. Department of Defense and U.S. Army, and led research projects exploring critical national security and defense issues for the U.S. Department of Defense, U.S. Army, U.S. Air Force, and the U.S. Department of State. She also served as a liaison to U.S. Army HQDA G-3/5/7. Previously, she was a research analyst at the International Institute for Strategic Studies (IISS), based jointly in Washington, D.C., and Manama, Bahrain.Jennie Matuschak is a research assistant for the Defense Program at the Center for a New American Security (CNAS). Previously, Matuschak served as a Joseph S. Nye, Jr. intern for the Middle East Security Program at CNAS. Prior to joining CNAS, she worked as a research intern for the Enabling Peace in Iraq Center (EPIC) where she monitored security, political, economic, and humanitarian affairs in Iraq. She has also interned with the Middle East Policy Council and the House of Representatives. Matuschak graduated summa cum laude and Phi Beta Kappa from Bucknell University with a BA in history and a minor in Arabic. In 2018, she studied Arabic and Middle Eastern politics in Amman, Jordan. Her research interests include Iraq, Iran, Israel-Palestine, and U.S. policy in the Middle East. She is proficient in Arabic, Spanish, and French.About the CNAS Defense ProgramOver the past 10 years, CN