Research

Books

State-Committed Mass Atrocities in Civil Wars: When ... and Why?                     Lynne Rienner Publishers (2026)

Finding Soldiers of Peace: Three Dilemmas for UN Peacekeeping Missions . Georgetown University Press (2020)

Peer Reviewed Articles

Capitals Under Siege: Why Some Rebel Groups Achieve Victory While Others Fail. Comparative Political Studies (Accepted/In Press).https://doi.org/10.1177/00104140251381767

Beyond Borders: Networked Interactions as Spatial Data. (with Jared Edgerton). Political Science Research and Methods (Accepted/ In Press).

Revolutionary Leaders and the Onset of Conscription. (with Simon Rotzer). Armed Forces & Society (Accepted/ In Press)

Revolutionary leaders and election to the United Nations Security Council. British Journal of Politics and International Relations (Accepted/In Press). https:// doi.org/10.1177/13691481261441987

Foreign aid provision and election to the United Nations Security Council. International Political Science Review (Accepted/In Press). https://doi.org/10.1177/01925121251398841

Regional Group Democracy and Election to the United Nations Security Council. Political Studies 74(2):885-897 (2026)

Hit Where it Hurts: City Vulnerability during Wartime. (with Bryce Reeder). Journal of Peace Research 62(7): 2338-2354 (2025)

The Urban Origins of Rebellion. (with Ore Koren). Journal of Conflict Resolution 68(9): 1717-1740 (2024)

The Social Origins of Rebellion: Toward a New Quantitative Research Agenda. (with Ore Koren). Journal of Conflict Resolution 68(9): 1675-1690 (2024)

Capture the Fort: Explaining the Timing of rebel Assaults on Cities during Wartime. (with Bryce Reeder). Journal of Conflict Resolution 68(4): 591-615 (2024) 

Coups and the End of Mass Killing Episodes. (with Matthew Wells). Journal of Global Security Studies 8(2):ogad008 (2023)

State Failure, Genocide and Politicide Reconsidered . British Journal of Politics and International Relations 25(1): 83-101 (2023)

An Informational Theory of Genocide and Politicide during Civil War . Comparative Political Studies 55(6): 933-962 (2022)

Rethinking Tests of the IO Effectiveness Hypothesis: Evidence from Counter-Piracy Efforts in the Global South. (with Jonathan Ring). International Studies Review 24(3): viac037 (2022)

Leader Tenure, Genocide, and Politicide during Civil War. Political Research Quarterly 75(4): 1216-1228 (2022)

Genocide, Politicide, and the Prospects of Democratization since 1900 (with Nam Kyu Kim, Nakissa Jahanbani, and Victor Asal).  Journal of Conflict Resolution 65(9): 1521-1550 (2021)

Excluded Ethnic Groups, Conflict Contagion, and the Onset of Genocide and Politicide during Civil War (with Burak Demir). International Studies Quarterly 64(4): 857-866 (2020)

Group Identification, Uncertainty, and the Duration of Genocide and Politicide. International Interactions 46(5): 805-831 (2020)

Discrimination, Genocide, and Politicide (with Victor Asal). Political Research Quarterly 73(2): 352-365 (2020)

Bureaucratic Quality and the Severity of Genocide and Politicide. Dynamics of Asymmetric Conflict 13(2): 125-142 (2020)

Government Mass Killing and Post-Conflict Domestic Trials (with Nam Kyu Kim). Studies in Conflict and Terrorism 43(5):396-413 (2020)

Interstate Rivalry, Genocide and Politicide . Journal of Peace Research 55(4): 476-490 (2018)

Deeper Commitment to Human Rights Treaties: Signaling and Investment Risk Perception (with MiHwa Hong). International Interactions 44(6): 1040-1064 (2018)

Pro-Government International Military Intervention during Genocide and Politicide.  Dynamics of Asymmetric Conflict 11(3): 160-170 (2018)

Government-Sponsored Mass Killing and Civil War Reoccurrence (with Richard Hanania). International Studies Quarterly 61(3): 677-689 (2017)

Government Mass Killing and Domestic Terrorism (with Nazli Avdan). Studies in Conflict & Terrorism 40(11): 934-965 (2017)

Determinants of Foreign Aid, Rivalry, and Domestic Instability (with Toby Rider). International Interactions 43(2): 272-299 (2017)

Domestic Institutions, Leader Tenure, and the Duration of Civil War  (with Matt Wells). Conflict Management and Peace Science 33(3): 294-310 (2016)

Domestic Unrest, Genocide and Politicide. Political Studies 64(2): 315-334 (2016)

Refugee flows and state contributions to post-Cold War UN peacekeeping missions . Journal of Peace Research 52(6): 743-757 (2015)

Civil War Victory and the Onset of Genocide and Politicide. International Interactions 41(2): 365-291 (2015)   

Unpacking the Effects of Genocide and Politicide on Forced Migration . Conflict Management and Peace Science 31(3): 225-243 (2014) 

Domestic Institutions and Credible Signals (with Mark Souva and Sona Golder) . International Studies Quarterly 56(4): 765-776 (2012)

Other Publications

Emotion in the production of political violence. Journal of Human Rights. (Accepted/In Press).

Causes of Genocides. Oxford Bibliographies in 

Political Science (2025)

The Formation and Success of Peace Agreements in Civil  Wars. Oxford Research Encyclopedia of International Studies (2022)

Review of Genocide: Act as Idea .History: Review of New Books 46(2): 54-55

Genocide, Politicide, and Mass Atrocities Against Civilian Populations. Oxford Bibliographies in International Relations (2016)