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Amuru Displacement Camp, Uganda


Roj Displacement Camp, Al-Hassakah Province, Syria

Book and Book Chapters

Guilt by Location: Forced Displacement and Population Sorting in Civil Wars (Cambridge University Press, forthcoming 2024).

"Armed Conflict and Internal Displacement," in Oxford Handbook on Internal Displacement (Oxford University Press, forthcoming 2025).

Journal Articles

“How Does International Intervention Work? A Mechanism for Securing Peace Settlements in Civil Conflicts” (with Aila Matanock). British Journal of Political Science (2022).

“The Consequences of Internal Displacement on Conflict Dynamics: Evidence from Syria” (with Justin Schon). Political Geography, Vol. 86 (April 2021).

"Winning Hearts and Minds for Rebel Rulers: Foreign Aid and Military Contestation in Syria” (with Carnegie, Howe, and Mukhopadhyay). British Journal of Political Science (2021).

“The Effects of Foreign Aid During Civil War: Evidence from a Large-Scale U.S. Aid Program in Syria"

(with Allison Carnegie, Kim Howe, and Dipali Mukhopadhyay). Economics & Politics (2021).

Explaining Population Displacement Strategies in Civil War: A Cross-National Analysis.” International Organization, Vol. 74, No. 2 (Spring 2020).

“Beyond Ethno-Sectarian Cleansing: The Assortative Logic of Forced Displacement in Syria.” Refugee and Migration Movements in the Middle East. Ed. Marc Lynch. Project on Middle East Political Science (POMEPS) Series No. 25 (March 2017): pp. 42-48.

“Forced Displacement and Identity Politics in the Middle East.” Nations and Nationalism. Ed. Marc Lynch. POMEPS Series No. 14 (June 2015): pp. 22-25.

Working Papers

"Understanding Social Acceptance of Returnees after Displacement: Experimental Evidence from Iraq"  

“Shared Suffering and the Reintegration of the Displaced after Conflict."

"State Responses to the Internally Displaced: A New Dataset" (with Abbey Steele).

Field Research


Strategic Displacement in Civil Conflict 

State Policies on Internal Displacement [in progress]

Policy Analysis and Program Evaluations

“The Politics of Forced Displacement and How States Respond" (with Abbey Steele and Stephanie Schwartz). Researching Internal Displacement, April 2024.

"The Future of U.S. Immigration Policy in a Turbulent World" (with Sigrid Lupieri and Natalie Chaudhuri), Washington, D.C.: Carnegie Endowment for International Peace (2023).

"Israel’s mass displacement of Gazans fits strategy of using migration as a tool of war" (with Nicholas R. Micinski and Kelsey P. Norman). The Conversation (2023).

“Overcoming Misperceptions about Violent Extremism.” Washington, D.C.: Mercy Corps (2022).


"Evidence-based Lessons for Implementing the Global Fragility Act" (with Ryan Sheely). Washington, D.C.: Mercy Corps (2022).

Mobilizing Communities to Build Social Cohesion and Reduce Vulnerability to Violent Extremism: Evidence from a Peacebuilding Program in Niger (with Ryan Sheely and Lisa Inks). Washington, D.C.: Mercy Corps (2022).

"Strengthening Social Cohesion for Violence Prevention: Ten Lessons for Policymakers and Practitioners" (with Ifeoluwa Olawole and Ryan Sheely). Washington, D.C.: Mercy Corps (2022).

Strategic Displacement and the Politics of Wartime Mobility: Implications for Policymakers and Practitioners." UNHCR reference paper (contribution to UNHCR's State of the World’s Forcibly Displaced 2021).

"To Ease Iraq’s Displacement Crisis, Restorative Justice and Peacebuilding are Vital" (with Mayesha Alam). Just Security (2021).


Toward Durable Solutions to Displacement: Understanding Social Acceptance of Returnees in Post-ISIS Iraq (with Saad Saadi). Washington, D.C.: Mercy Corps (2021).

"The Pandemic has Reshaped Conflicts Around the World. Here's What Got Worse" (with Mayesha Alam and Ryan Sheely). The Washington Post Monkey Cage (2021).

A Clash of Contagions: The Impact of COVID-19 on Conflict in Nigeria, Colombia, and Afghanistan (with Gabrielle Aron, Daniel Herrera Kelly, and Ryan Sheely). Washington, D.C.: Mercy Corps (2021).

'Fear of the Unknown: Religion, Identity, and Conflict in Northern Nigeria (with Emmanuel Ogbudu). Washington, D.C.: Mercy Corps (2021).

"Guilt by Location." Foreign Policy (2020).

"Understanding the Links Between Social Cohesion and Violence: Evidence from Niger" (with Lisa Inks and Ryan Sheely). Washington, D.C.: Mercy Corps (March 2021). 

"Prioritizing Research and Learning within the Global Fragility Strategy" (with Ifeoluwa Olawole and Ryan Sheely). Washington, D.C.: Mercy Corps (February 2021).

What Makes Refugees and Migrants Vulnerable to Detention in Libya? A Microlevel Study of the Determinants of Detention," Mixed Migration Centre Research Report (December 2019). 

You Can't Go Home Again: Pressures and Prospects of Refugee Return to Syria," Institute for the Study of International Migration, Georgetown University (2019)

How to Really Help the World's New Refugees," The Washington Post Monkey Cage (2015)

The Identity Politics of Displacement in the Middle East,” The Washington Post Monkey Cage (2015)

“The Problem with ‘Safe Zones’ in the Middle East,” UN Dispatch (2014)

“Is the International Community Abandoning South Sudan?” UN Dispatch (2014)

“What Boko Haram Has Learned from ISIS,” UN Dispatch (2014)

“Syria, Libya, and the Challenge of Intervention,” UN Dispatch (2014)

“The Aid Diversion Dilemma,” UN Dispatch (2014)

Forced Migration as a Weapon of War,” UN Dispatch (2014)

“America’s Refugee Crisis,” UN Dispatch (2014)

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