Research and Data


Sudduth, Jun Koga and Curtis Bell. 2018. “The Rise Predicts the Fall: How the Method of Leader Entry Affects the Method of Leader Removal in Dictatorships.”  International Studies Quarterly. 62(1): 145-159.

Sudduth, Jun Koga. 2017. “Strategic Logic of Elite Purges in DictatorshipsComparative Political Studies. 50 (13):  1768–1801.

Sudduth, Jun Koga. 2017. “Coup risk, coup-proofing and leader survival. Journal of Peace Research. 54 (1): 3-15.

Bell, Curtis and Jun Koga Sudduth. 2017. “The Causes and Outcomes of Coup During Civil War.” Journal of Conflict Resolution. 61 (7): 1432-1455.

Sudduth, Jun Koga. 2016.”Coup-Proofing and Civil War” in the Oxford Research Encyclopedia of Politics, edited by William R. Thompson. Oxford University Press.

Braithwaite, Jessica Maves and Jun Koga Sudduth. 2016. “Military Purges and the Recurrence of Civil Conflict.” Research & Politics. 3(1) :1-6.  

Koga, Jun. 2011. “Where Do Third Parties Intervene? Third Parties’ Domestic Institutions and Military Interventions in Civil Conflicts.” International Studies Quarterly 55 (4) : 1143-1166.

Working Papers 

“Military Purges in Dictatorships: A New Dataset”

“Running Toward Danger: Explaining Peacekeeping Contributing Country Decisions to Send Personnel to Difficult Cases,” with Sabrina Karim.

“The Spread of Coup D’etats and  Coup-Proofing Strategies in Space and Time,” with Nils Matternich and Kyle Beardsley

Work in Progress 

“Entry Manner, Coordination and Party Formation in Dictatorships,” with Jennifer Gandhi