Publications
For any papers, data, or code not posted here, please feel free to email me.
Books
External Validity for Social Inquiry
Journal Special Issues
Research Transparency in the Social Sciences
Expanding Our Understanding of Aid with a New Generation in Development Finance Information
Peer-Reviewed Articles
2026
A Natural Field Experiment on the Effectiveness of Economic Sanctions Before and After the Russian Invasion of Ukraine
2025
Can Digital Aid Deliver During Humanitarian Crises?
Policing Socio-Geographic Boundaries and Inequality
Banking Bad: A Global Field Experiment on Risk, Reward, and Regulation
2024
Vulnerability in Research Ethics: A Call for Assessing Vulnerability and Implementing Protections
The Tyranny of Supply: Natural Resources and Rebel Territorial Control in Civil Conflicts
2023
Aiding War: Foreign Aid and the Intensity of Violent Armed Conflict
Normalizing Diversity in Merit Review Forms
2022
Do Natural Resources Really Cause Civil Conflict? Evidence from the New Global Resources Dataset
2021
External Validity
2020
Electoral Institutions and Electoral Cycles in Investment Incentives
The Swarm Principle: A Sub-national Analysis of Donor Coordination in Sub-Saharan Africa
The Local Geography of Transnational Terrorism
2019
How Government Reactions to Violence Worsen Social Welfare: Evidence from Peru
2018
Does Foreign Aid Build Peace?
The Economic Roots of Anti-Immigrant Prejudice in the Global South: Evidence from South Africa
A Spatial Generalized Linear Mixed Model for Analyzing Efficiency of Foreign Aid Allocation
2017
Who Controls Foreign Aid? Elite versus Public Perceptions of Donor Influence in Aid-Dependent Uganda
The Choice among Aid Donors: The Effects of Multilateral vs. Bilateral Aid on Recipient Behavioral Support
An Ontology of Peace: Landscapes of Conflict and Cooperation
External Validity in Parallel Global Field and Survey Experiments on Anonymous Incorporation
Anonymous Shell Companies: A Global Audit Study and Field Experiment in 176 Countries
2016
Can Results Free Review Reduce Publication Bias?
A Hybrid Approach to Modeling Territorial Control in Violent Armed Conflicts
Citizen Preferences and Public Goods: Comparing Preferences for Foreign Aid and Government Programs in Uganda
The Downstream Effects of Combatant Fragmentation on Civil War Recurrence
Political Exclusion, Oil, and Ethnic Armed Conflict
Field Experiments in Strategy Research
2015
Terrorism, Spoiling, and the Resolution of Civil Wars
Causes of Non-Compliance with International Law: A Field Experiment on Anonymous Incorporation
Lootable Resources and Third-Party Intervention into Civil Wars
Orchestrating the Fight Against Anonymous Incorporation: A Field Experiment
Obligated to Deceive? Aliases, Confederates, and the Common Rule in International Field Experiments
2014
Funding Terror
Is Ethnicity Identifiable? Lessons From An Experiment in South Africa
2013
Bargaining and the Interdependent Stages of Civil War Resolution
Does International Law Matter?
Radicalism of the Hopeless: Refugee Flows and Transnational Terrorism
Using Field Experiments in International Relations: A Randomized Study of Anonymous Incorporation
2012
Combatant Fragmentation and the Dynamics of Civil War
Games Rivals Play: Terrorism in International Rivalries
More Combatant Groups, More Terror? Empirical Tests of an Outbidding Logic
Terrorism and Civil War: A Spatial and Temporal Approach to a Conceptual Problem
Using Geography to Understand Terrorist Actors and Actions
Computational Modeling to Study Conflicts and Terrorism
2011
Foreign Aid Shocks as a Cause of Violent Armed Conflict
Just Part of the Game? Arms Races, Rivalry, and War
The Localized Geography of Foreign Aid: A New Dataset and Application to Violent Armed Conflict
More Dollars than Sense: Refining Our Knowledge of Development Finance Using AidData
Can Peace Be Purchased? A Sectoral-Level Analysis of Aid's Influence on Transnational Terrorism
Promise and Pitfalls of Terrorism Research
Terrorism, Democracy, and Credible Commitments
The Weakest Link: Scholarship and Policy on Intrastate Conflict
Emerging Donors and the Changing Landscape of Bilateral Aid
2009
Rumor Dynamics in Ethnic Violence
2008
Agents and Conflict: Adaptation and the Dynamics of War
2007
Accounting for the Unaccounted: Weak-Actor Social Structure in Asymmetric Wars
Fighting Fire with Fire? How (Not) to Neutralize an Insurgency
2006
Rethinking Third-Party Interventions into Civil Wars: An Actor-Centric Approach
Interactive Research Map
An interactive visualization of my research organized by domain, with cross-branch connections. Click and drag to explore; hover over nodes for details.