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• "Research Report: Accounting for Illicit Arms Flows." Lethal Aid and Human Security Conference, University of North Carolina at Chapel Hill, 22-23 June 2017.
• "Democracy, Economic Inequality, and State Conflict Behavior" (with Bruce Russett). Annual meeting of the American Political Science Association, San Francisco, 2-6 September 2015.
• "Arms, Proliferation, and Security" (with Alexander Montgomery). Annual meeting of the Political Networks Section, American Political Science Association, Portland, 19-20 June 2015.
• "Toward a Causal Explanation of Illicit Arms Supply." Annual meeting of the International Studies Association, Toronto, 26-29 March 2014.
• "The Use of Force to Achieve Climate Change Goals" (with Bruce Gilley). Annual meeting of the International Studies Association, San Francisco, 3-6 April 2013.
• "Illicit Arms for Africa: The Prominence of the Former Soviet Bloc." Workshop: "The New Power Politics: Networks, Governance, and Global Security," Josef Korbel School of International Studies, University of Denver, 1-2 March 2013.
• “NGOs in the Transnational Development Network: Exploring Relational Resources in the Promotion of Food Security” (with Mariah Kraner). Annual meeting of the International Studies Asociation, San Diego, 1-4 April 2012.
• "Former Soviet Bloc Locales in Africa's Illicit Arms Trade Network." Annual meeting of the International Studies Association, Montreal, 16-19 March 2011.
• "The Illicit Arms Trade: A Social Network Analysis." Annual meeting of the International Studies Association, San Francisco, 26-29 March 2008.
"The Illicit Arms Trade in Asia: A Social Network Analysis." Annual meeting of the International Studies Association, Chicago, 28 February - 3 March 2007.
• "Preemption, Prevention, and Jus ad bellum" (with Craig L. Carr). Annual meeting of the International Studies Association, San Diego, 22-26 March 2006.
• "The Black Market in Small Arms: Examining a Social Network." Annual meeting of the International Studies Association, Honolulu, 1-5 March 2005.
• "Power Transition Theory and the Global Arms Trade: Exploring Constructs from Social Network Analysis." Fifth Power Transition Conference, Carmel, California, 20-22 August 2004.
• "Mapping the Small Arms Trade: Insights from Social Network Analysis." Annual meeting of the International Studies Association, Montreal, 17-20 March 2004.
• "Changing Structure of the Arms Trade: A Social Network Analysis." Annual meeting of the American Political Science Association, Philadelphia, 28-31 August 2003.
• "Stability and Instability in Third World Security Complexes: The Role of Arms Transfers." Annual meeting of the International Studies Association, New Orleans, 24-27 March 2002.
• "Inducing and Suppressing Conflict in Interactive International Dyads" (with Bruce Russett). Conference on the Political Economy of Conflict, Yale University, New Haven, Connecticut, 23-24 March 2001.
• "Global Arms Transfers and Regional Security Complexes: Some Time-Series Evidence." Annual meeting of the American Political Science Association, Washington, DC, 30 August - 3 September 2000.
• "Arms Transfers, Dependence, and Regional Stability: Isolated Effects or General Patterns." Annual meeting of the International Studies Association, Washington, DC, 16-20 February 1999.
• "Determinants of Arms Production in the Third World: A Time-Series Cross-Section Analysis." Annual meeting of the International Studies Association, Minneapolis, 17-21 March 1998.
• "Symbols of Statehood: Military Industrialization and Public Discourse In India" (with Jugdep S. Chima). Annual meeting of the Midwest Region of the International Studies Association, Cleveland, 3-5 October 1997.
• "Symbolic Forces Driving Third World Arms Production: The Case of India" (with Jugdep Chima). Annual meeting of the International Studies Association, Toronto, 18-22 March 1997.
• "Modeling the US-Soviet Arms Race as an Error-Correction Process" (with Sam-man Chung). Annual meeting of the Peace Science Society (International), Houston, 25-27 October 1996.
• "The Levels of Analysis Problem and International Conflict" (with Herbert K. Tillema). Annual meeting of the American Political Science Association, San Diego, 29 August - 1 September 1996.
• "Forces Driving Military Industrialization in the Third World: Interests and Passions." Annual meeting of the International Studies Asociation, San Diego, 16-20 April 1996.
• "Global Arms and Third World Aggression: Overt Military Interventions, 1950-1988" (with Herbert K. Tillema). Annual meeting of the American Political Science Association, Chicago, 31 August - 3 September 1995.