Dr. Peter Mandaville is Professor of International Affairs in the Schar School of Policy & Government and Director of the Ali Vural Ak Center for Global Islamic Studies, both at George Mason University. He is also a Senior Research Fellow at Georgetown University’s Berkley Center for Religion, Peace & World Affairs, and a Senior Visiting Expert at the United States Institute of Peace (USIP). From 2011-12 he served in government at the U.S. State Department as a member of former Secretary of State Hillary Clinton’s Policy Planning Staff, and then again from 2015-16 as a Senior Advisor in the Secretary of State’s Office of Religion & Global Affairs where he helped to build the capacity of American diplomats to engage with religious actors to advance U.S. foreign policy and national security objectives. Previous affiliations have included the Center for Strategic & International Studies (CSIS) and the Pew Research Center. He is the author of the books Islam & Politics (3rd edition, 2020) and Transnational Muslim Politics: Reimagining the Umma (2001) as well as several co-edited books including, most recently, Wahhabism and the World: Understanding Saudi Arabia’s Global Influence on Islam (Oxford University Press, 2022) and The Geopolitics of Religious Soft Power: How States Use Religion in Foreign Policy (Oxford University Press, Forthcoming 2023). He has also published numerous journal articles, book chapters, and op-ed/commentary pieces in outlets such as Foreign Affairs, the International Herald Tribune, The Guardian, The Atlantic Online and Foreign Policy. He has testified multiple times before the U.S. Congress on topics including political Islam, U.S. counterterrorism policy, and human rights in the Middle East. His research has been supported by the John D. and Catherine T. MacArthur Foundation, the Carnegie Corporation of New York, the National Endowment for the Humanities, the Social Science Research Council, the British Council, and the Henry Luce Foundation.