Danielle Lupton is an associate professor of political science at Colgate University and co-editor of International Studies Perspectives. Her research investigates the impact of individual leaders on international security and foreign policy. She has a special interest in how leaders use the tools of coercion to achieve their foreign policy goals, how leaders establish reputations, and how the backgrounds of leaders influence their policy preferences. Her book, Reputation for Resolve: How Leaders Signal Determination in International Politics (Cornell University Press, Cornell Studies in Security Affairs 2020), which won the 2021 J. David Singer Book Award, examines how new leaders establish reputations for resolve through their statements and behavior. She is currently working on her second book, The Veteran Effect: How Military Experience Shapes Congressional Foreign and Defense Policy. Her research is also published in International Studies Quarterly, Political Analysis, International Interactions, Political Research Quarterly, the Journal of Global Security Studies, Ethics & International Affairs, and American Politics Research. Her policy relevant writings have appeared in Foreign Affairs, Foreign Policy, Just Security, The Washington Post‘s Monkey Cage, The Ambassador’s Brief, and Political Violence @ a Glance.