Research
Book
Safe Havens for Hate: The Challenge of Moderating Online Extremism. Princeton University Press, 2025.
Best Book Award in Information Technology and Politics, American Political Science Association, 2026.
Published Articles
Abramitzky, Ran, Guy Grossman, Yphtach Lelkes, Hani Mansour, and Tamar Mitts. 2026. “Expression at the Edge: Free Speech Boundaries Amidst the Gaza Crisis.” Science Advances 12(16): eaea5427.
Manekin, Devorah, Tamar Mitts, and Yael Zeira. 2024. “The Politics of Allyship: Multiethnic Coalitions and Mass Attitudes Toward Protest.” Proceedings of the National Academy of Sciences 121(19): e2314653121.
Buntain, Cody, Martin Innes, Tamar Mitts, and Jacob Shapiro. 2023. “Cross-Platform Reactions to the Post-January 6 Deplatforming.” Journal of Quantitative Description: Digital Media 3.
Mir, Asfandyar, Tamar Mitts, and Paul Staniland. 2023. “Political Coalitions and Social Media: Evidence from Pakistan.” Perspectives on Politics 21(4): 1337-1356.
Mitts, Tamar, Nilima Pisharody, and Jacob Shapiro. 2022. “Removal of Anti-Vaccine Content Impacts Social Media Discourse.” Proceedings of the 14th ACM Web Science Conference, 319-326.
Grossman, Guy, Yotam Margalit, and Tamar Mitts. 2022. “How the Ultrarich Use Media Ownership as a Political Investment.” Journal of Politics 84(4): 1913-1931.
Manekin, Devorah, and Tamar Mitts. 2022. “Effective for Whom? Ethnic Identity and Nonviolent Resistance.” American Political Science Review 116(1): 161-180.
Mitts, Tamar, Gregoire Phillips, and Barbara F. Walter. 2022. “Studying the Impact of ISIS Propaganda Campaigns.” Journal of Politics 84(2): 1220-1225.
Mitts, Tamar. 2022. “Countering Violent Extremism and Radical Rhetoric.” International Organization 76(1): 251-272.
Mitts, Tamar. 2019. “From Isolation to Radicalization: Anti-Muslim Hostility and Support for ISIS in the West.” American Political Science Review 113(1): 173-194.
Mitts, Tamar. 2019. “Terrorism and the Rise of Right-Wing Content in Israeli Books.” International Organization 73(1): 203-224.
Grossman, Guy, Devorah Manekin, and Tamar Mitts. 2019. “Contested Ground: Disentangling Material and Symbolic Attachment to Disputed Territory.” Political Science Research and Methods 7(4): 679-697.
Bauer, Michal, Christopher Blattman, Julie Chytilova, Joseph Henrich, Edward Miguel, and Tamar Mitts. 2016. “Can War Foster Cooperation?” Journal of Economic Perspectives 30(3): 249-274.
Reports & Policy Publications
Mitts, Tamar, and Eden Kaduri. 2026. “Influence Under Fire: Mapping Wartime Information Operations in the Middle East, 2023–2025.” Institute of Global Politics, Columbia University. Report.
Book Chapters
Mitts, Tamar, and Nusrat Farooq. Forthcoming. “Terrorism and Social Media.” In What Do We Know about Terrorism?, edited by Brian Phillips. Rowman & Littlefield/Bloomsbury.
Snyder, Jack, and Tamar Mitts. 2022. “Regulating the Marketplace of Ideas.” In Human Rights for Pragmatists: Social Power in Modern Times, by Jack Snyder. Princeton University Press.
Working Papers
Mitts, Tamar, Asfandyar Mir, and Austin Wright. “Digital Propaganda and Public Expression During Wartime: Evidence from the Taliban’s 2021 Offensive.” Working paper.
Best Paper Award in the Conflict Processes Section, American Political Science Association.
Mitts, Tamar, and Shir Raviv. “How Elite Communication Shapes the Emerging Politics of AI Regulation.” Revise and resubmit, Perspectives on Politics.
Adida, Claire, and Tamar Mitts. “When War Hits Home: The Middle East Conflict and the Polarized Yet Contingent Nature of Prejudice.” Working paper.
Druckman, James, Devorah Manekin, Tamar Mitts, Jennifer Oser, Lior Sheffer, Jae Yeon Kim, and Liz McKenna. “Race, Violence, and the Effectiveness of Protest.” Working paper.
Mitts, Tamar. “AI-Generated Propaganda in War: Synthetic Visuals during the Iran-Israel Escalation.” Working paper.
Mitts, Tamar, and Rumela Sen. “The Impact of Generative AI on Public Trust in Democracy: Evidence from India.” Working paper.
Manekin, Devorah, and Tamar Mitts. “The Gendered Dimension of Nonviolent Mobilization: Woman, Life, Freedom Protests in Iran.” Working paper.
Manekin, Devorah, and Tamar Mitts. “How Affective Polarization Shapes Trajectories of Nonviolent Resistance.” Working paper.
Other Writing
“Content Moderation Is a Policy Problem, Not Just a Platform Problem.” Princeton University Press Ideas Magazine, March 11, 2025.
“Why the Fight Against Online Extremism Keeps Failing.” TIME Magazine, March 6, 2025.
“When Twitter Suspends Users, Their Views Get More Extreme.” With Jack Snyder. The Washington Post, June 16, 2022.
“Effective for Whom?” With Devorah Manekin. Reichman University, Institute for Liberty & Responsibility Blog, Spring 2022.
“Media Ownership as a Political Investment.” With Guy Grossman and Yotam Margalit. Journal of Politics Blog.