Publications
2024
The Impact of Commercial Military Actors on Armed Conflict Termination, 1990–2010
Petersohn, U. (2024). The Impact of Commercial Military Actors on Armed Conflict Termination, 1990–2010. Journal of Global Security Studies, 9(3). doi:10.1093/jogss/ogae016
2023
To Escalate, or Not to Escalate? Private Military and Security Companies and Conflict Severity
Lees, N., & Petersohn, U. (n.d.). To Escalate, or Not to Escalate? Private Military and Security Companies and Conflict Severity. Studies in Conflict & Terrorism, 1-24. doi:10.1080/1057610x.2021.1935700
2022
The Commercial Military Actor Database
Petersohn, U., Gottwick, V., Penel, C., & Kellgren-Parker, L. (2022). The Commercial Military Actor Database. Journal of Conflict Resolution, 66(4-5), 899-923. doi:10.1177/00220027211072528
Commercial Military Actors and Civilian Victimization in Africa, Middle East, Latin America, and Asia, 1980–2011
Penel, C., & Petersohn, U. (2022). Commercial Military Actors and Civilian Victimization in Africa, Middle East, Latin America, and Asia, 1980–2011. Journal of Global Security Studies, 7(1). doi:10.1093/jogss/ogab029
2021
Onset of new business? Private military and security companies and conflict onset in Latin America, Africa, and Southeast Asia from 1990 to 2011
Petersohn, U. (n.d.). Onset of new business? Private military and security companies and conflict onset in Latin America, Africa, and Southeast Asia from 1990 to 2011. Small Wars & Insurgencies, 1-32. doi:10.1080/09592318.2020.1866404
The anti-mercenary norm and the market for combat force
Petersohn, U. (2021). The anti-mercenary norm and the market for combat force. INTERNATIONAL JOURNAL, 76(1), 106-128. doi:10.1177/0020702021994519
2020
Everything in (dis)order? Private Military and Security Contractors and International Order
Petersohn, U. (2020). Everything in (dis)order? Private Military and Security Contractors and International Order. Journal of Future Conflict.
2018
The force of relationships: the influence of personal networks on the market for force
Petersohn, U. (2018). The force of relationships: the influence of personal networks on the market for force. European Security, 27(1), 98-113. doi:10.1080/09662839.2018.1425296
2017
President Donald J. Trump: An agent of norm death?
Panke, D., & Petersohn, U. (2017). President Donald J. Trump: An agent of norm death?. International Journal: Canada's Journal of Global Policy Analysis, 72(4), 572-579. doi:10.1177/0020702017740159
2016
Norm challenges and norm death: The inexplicable?
Panke, D., & Petersohn, U. (2016). Norm challenges and norm death: The inexplicable?. Cooperation and Conflict, 51(1), 3-19. doi:10.1177/0010836715597948
2015
The Social Structure of the Market for Force
Petersohn, U. (2015). The Social Structure of the Market for Force. Cooperation and Conflict, 50(2), 269-285. doi:10.1177/0010836714545686
Private Military and Security Companies (PMSCs), Military Effectiveness, and Conflict Severity in Weak States, 1990–2007
Petersohn, U. (2015). Private Military and Security Companies (PMSCs), Military Effectiveness, and Conflict Severity in Weak States, 1990–2007. Journal of Conflict Resolution, 61(5), 1046-1072. doi:10.1177/0022002715600758
The Markets for Force: Privatization of Security Across World Regions
Dunigan, M., & Petersohn, U. (2015). The markets for force: Privatization of security across world regions.
2014
Reframing the Anti-mercenary norm: Private Military and Security Companies and Mercenarism
Petersohn, U. (2014). Reframing the Anti-mercenary norm: Private Military and Security Companies and Mercenarism. International Journal: Canada's Journal of Global Policy Studies, 69(4), 475-493. doi:10.1177/0020702014544915
The Impact of Mercenaries and Private Military and Security Companies on Civil War Severity between 1946 and 2002
Petersohn, U. (2014). The Impact of Mercenaries and Private Military and Security Companies on Civil War Severity between 1946 and 2002. International Interactions: Empirical and Theoretical Research in International Relations, 40(2), 191-215. doi:10.1080/03050629.2014.880699
2013
The Effectiveness of Contracted Coalitions
Petersohn, U. (2013). The Effectiveness of Contracted Coalitions. Armed Forces and Society, 39(3), 467-488. Retrieved from http://afs.sagepub.com/content/39/3/467.abstract
2012
Why international norms disappear sometimes
Panke, D., & Petersohn, U. (2012). Why international norms disappear sometimes. European Journal of International Relations, 18(4), 719-742. doi:10.1177/1354066111407690
Victorious Insurgencies: Four Rebellions that Shaped Our World
Petersohn, U. (2012). Victorious Insurgencies: Four Rebellions that Shaped Our World. Contemporary Security Policy, 33(1), 207-209. doi:10.1080/13523260.2012.678670
2011
The Other Side of the COIN: Private Security Companies and Counterinsurgency Operations
Petersohn, U. (2011). The Other Side of the COIN: Private Security Companies and Counterinsurgency Operations. Studies in Conflict & Terrorism, 34(10), 782-801. doi:10.1080/1057610x.2011.604832
Military Privatisation: Changing the Military-Civil Force Mix
Petersohn, U. (2011). Military Privatisation: Changing the Military-Civil Force Mix. European Political Science, 10(2), 146-156. doi:10.1057/eps.2011.3
2010
Sovereignty and Privatizing the Military: An Institutional Explanation
Petersohn, U. (2010). Sovereignty and Privatizing the Military: An Institutional Explanation. Contemporary Security Policy, 31(3), 531-552. doi:10.1080/13523260.2010.521706
Hired Guns. Views About Armed Contractors in Operation Iraqi Freedom
Petersohn, U., Webber, M., Cotton, S., Burkhard, Q., Zander-Cotugno, M., O'Connell, E., & Dunigan, M. (2010). Hired Guns. Views About Armed Contractors in Operation Iraqi Freedom. Arlington, VA: RAND Corporation.
The Limits of Military Outsourcing
Petersohn, U. (2010). The Limits of Military Outsourcing. Zurich: CSS.
2009
Die Rolle der Bundeswehr im Kosovo Konflikt (The Bundeswehr in the Kosovo-Conflict)
Petersohn, U., & Eitelhuber, N. (2009). Die Rolle der Bundeswehr im Kosovo Konflikt (The Bundeswehr in the Kosovo-Conflict). In H. Münkler, & K. Malowitz (Eds.), Humanitäre Intervention (pp. 203-220). Wiesbaden: VS Verlag.
Responsibility Without Capability: Norms, Credibility, and the Challenges of Humanitarian Intervention
Petersohn, U. (2009). Responsibility Without Capability: Norms, Credibility, and the Challenges of Humanitarian Intervention. In A. Grant (Ed.), The Crisis in Sudan (pp. 10). Kingston: Queens Centre for International Affairs.
Selektiver Schutz universaler Menschenrechte. Ein multikausaler Erklärungsansatz des Interventionsverhaltens von Demokratien (Selective Interventionism in the Age of Universal Human Rights. A Multi-Causal Explanation of Humanitarian Interventions)
Petersohn, U. (2009). Selektiver Schutz universaler Menschenrechte. Ein multikausaler Erklärungsansatz des Interventionsverhaltens von Demokratien (Selective Interventionism in the Age of Universal Human Rights. A Multi-Causal Explanation of Humanitarian Interventions). Wiesbaden: Nomos Verlag.
2008
Outsourcing the Big Stick: The Consequences of Using Private Military Companies
Petersohn, U. (2008). Outsourcing the Big Stick: The Consequences of Using Private Military Companies. Cambridge: Weatherhead Center for International Affairs, Harvard University. Retrieved from http://wcfia.harvard.edu/
2006
Die Nutzung privater Militärfirmen durch US-Streitkräfte und Bundeswehr (The Use of Private Military Companies by the US Armed Forces and the Bundeswehr)
Petersohn, U. (2006). Die Nutzung privater Militärfirmen durch US-Streitkräfte und Bundeswehr (The Use of Private Military Companies by the US Armed Forces and the Bundeswehr) (Vol. S36). Berlin: SWP.