“ An Assessment of the Partition of Cyprus,” International Studies Perspectives 8:2 (May 2007).
“ What Have We Learned About Ethnic Conflict? What Can We Do In Iraq?” Harvard International Review (Spring 2007).
"Why Nuclear Proliferation is Getting Easier,” Peace Review 18:3 (July-September 2006), 315-24.
“Separating Iraqis, Saving Iraq,” Foreign Affairs 85:4 (July/August 2006).
“Divided and Conquered, Iraq Descends into Civil War,” Forward, April 7, 2006.
A Glass Three Quarters Full: Counterinsurgency in Afghanistan , 2002-2006 (Reston, Virginia:Sherman Kent School for Intelligence Analyses, 2006).
"'Partition Theory' in the Marketplace of Ideas, and in Iraq," in Mia Bloom and Roy Licklider, eds., Living Together After Ethnic Killing: Exploring the Chaim Kaufmann Argument (Taylor & Francis, 2006).
"Rational Choice and Progress in the Study of Ethnic Conflict," Security Studies, 14:1 (January-March 2005), 167-94.
"Human Security and the Settlements," Negotiation Journal 21:2 (April 2005), 194-97.
"Threat Inflation and the Failure of the Marketplace of Ideas: The Selling of the Iraq War," International Security 29:1 (Summer 2004), 5-48. Also correspondence, International Security 29:4 (Spring 2005), 202-207.
Intervention in Ethnic, Ideological, and Colonial Wars: Opportunities, Options, and Constraints (Reston, Virginia: Sherman Kent School for Intelligence Analyses, 2004).
"The Market Place That Failed: Iraq, Threat Inflation, and the Nuclear Program that Did Not Exist,"New Balkan Politics 8 (Fall 2003). In English and Macedonian.
"See No Evil: Why America Doesn't Stop Genocide," Foreign Affairs 81:4 (July/Aug 2002), 142-149.
“The Risks of a Networked Military,” Orbis 44:1 (Autumn 2000), 127-145. With Richard J. Harknett and eight others.
"Explaining Costly International Moral Action : Britain's Sixty-year Campaign Against the Atlantic Slave Trade," International Organization 53:4 (Autumn 1999), 631-668. With Robert Pape.
"When All Else Fails: Separation as a Remedy for Ethnic Conflicts, Ethnic Partitions and Population Transfers in the Twentieth Century," International Security 23:2 (Fall 1998), 120-156. Also correspondence, International Security 23:3 (Winter 1998-99), 200-206.
"What is the Offense/Defense Balance and Can We Measure It?" International Security 22:4 (Spring 1998), 44-82. With Charles Glaser.
"Intervention in Ethnic and Ideological Civil Wars: Why One Can Be Done and the Other Can't,"Security Studies 6:1 (Autumn 1996), 62-103.
"Possible and Impossible Solutions to Ethnic Civil Wars," International Security 20:4 (Spring 1996), 136-75.
“Out of the Lab and into the Archives: A Method for Testing Psychological Explanations of Foreign Policy Decision Making," International Studies Quarterly 38:4 (December 1994), 557-86.