Qualitative Comparative Analysis: Research Design and Application, Washington, D. C.: Georgetown University Press (under contract).
Democratic Participation in Armed Conflict: Military Involvement in Kosovo, Afghanistan, and Iraq, Basingstoke: Palgrave Macmillan (2014, paperback edition in 2016). [Chapter 1 & Index] [Data] [Book Reviews]
Edited Volumes and Special Issues
Parliaments in Security Policy: Involvement, Politicisation, and Influence, Special Issue of the British Journal of Politics and International Relations 20: 1 (2018), co-edited with Dirk Peters, 3-190. [Table of Contents] [Open Access Introduction]
Journal Articles (* = peer review)
Parliaments in Security Policy: Involvement, Politicisation, and Influence, (with Dirk Peters), British Journal of Politics and International Relations 20: 1 (2018), 3-18. [Open Access] *
The Unintended Consequences of Parliamentary Involvement: Elite Collusion and the Afghanistan Deployments of Canada and Germany, (with Philippe Lagassé), British Journal of Politics and International Relations 20: 1 (2018), 135-157. [Preprint] *
Parlamente in der Friedens- und Sicherheitspolitik: Parlamentarische Kontrolle von Streitkräfteeinsätzen im Licht der Forschung, (with Dirk Peters) Sicherheit und Frieden 35: 2 (2017), 53-59. [Open Access]*
Parliamentary Peace or Partisan Politics? Democracies’ Participation in the Iraq War, Journal of International Relations and Development 15: 3 (2012), 420-453. [PDF] *
Book Chapters (* = peer review)
Two-Level Games in Foreign Policy Analysis, (with Eugénia da Conceição-Heldt), in Cameron Thies, ed., Oxford Encyclopedia of Foreign Policy Analysis, New York: Oxford University Press (2018), 770-789. [Preprint] *
Qualitative Comparative Analysis and the Study of Non-State Actors, in Andrea Schneiker and Andreas Kruck ed., Researching Non-State Actors in International Security: Theory & Practice, London: Routledge (2017), 123-142. [Preprint]
Democratic Peace Theory, in Paul I. Joseph, ed., The Sage Encyclopedia of War: Social Science Perspectives, Thousand Oaks: Sage (2017), 472-476. [PDF]
New and Old Wars, in Paul I. Joseph, ed., The Sage Encyclopedia of War: Social Science Perspectives, Thousand Oaks: Sage (2017), 1209-1211. [PDF]
Asymmetric Warfare, in George Ritzer, ed., The Blackwell Encyclopedia of Sociology, 2nd ed., Hoboken: Wiley (2016, DOI: 10.1002/9781405165518.wbeos0773). [PDF]
Work in Progress
Democracy and Alliance Commitment: Explaining Withdrawal from Military Coalition Operations in Iraq, under review.
Patterns of Party Politics in Foreign and Security Policy (with Tim Haesebrouck), under review.
Case Study Methods: Combining Process Tracing and Qualitative Comparative Analysis, (with Hilde van Meegdenburg), under review.
International Bureaucracies as “Runaway Agents”? How Organizational Structure Affects
Agency Slack, (with Eugénia da Conceição-Heldt), manuscript.
Von der Bonner zur Berliner Republik: Die “Zivilmacht” Deutschland im Spiegel parlamentarischer Debatten zu Auslandseinsätzen der Bundeswehr, 1990 bis 2018, manuscript. [PDF]
Explaining Civilian and Military Engagement in the Fight against Daesh: A Set-Theoretic
From Prospect to Practice: A Critical Review of Applications in Fuzzy-Set Qualitative Comparative Analysis, manuscript.
The Oxford Handbook of United Nations Peacekeeping Operations by Joachim A. Koops, Norrie MacQueen, Thierry Tardy and Paul D. Williams, Political Studies Review 15: 1 (2017), 106-107. [PDF]
All Necessary Measures: The United Nations and Humanitarian Intervention by Carrie Booth Walling, Perspectives on Politics 14: 1 (2016), 265-266. [PDF]
Asymmetrische Kriege. Eine politiktheoretische Untersuchung zur Kriegführung im 21. Jahrhundert by Felix Wassermann, Politische Vierteljahresschrift 57: 2 (2016), 326-328. [PDF]
Coalitions of Convenience: United States Military Interventions after the Cold War by Sarah E. Kreps, Berlin Reviews in Social Sciences, No. 2 (2011), 1-2. [PDF]
Invited Talks, Roundtables & Panels
Parliamentary Rebellions in Cases of War and Peace? Comparing the UK and Germany, KU Leuven, PACO Lecture Series, Leuven Centre for Global Governance Studies (Jan Wouters & Kolja Raube), March 23, 2017.
U.S. Foreign Policy and Canada after the Elections, (Roundtable with Charles Doran, Stéfanie von Hlatky, Jack E. Holmes, Carolyn C. James, John Kirton, Brian L. Lob, and Christopher M. Sands), sponsored by the Association for Canadian Studies in the United States at the International Studies Association, 58th Annual Convention, Baltimore, February 22-25, 2017.
Democracies and Withdrawal from the Iraq War Coalition, Catholic University of Eichstätt-Ingolstadt, Chair of International Relations (Klaus Brummer), December 13, 2016.
QCA and Research Transparency, (Panel debate with Gary Goertz, Peer Fiss, and Eva Thomann), 4th International QCA Expert Workshop, ETH Zurich, December 8, 2016.
Internationale Nachrichtenströme: Unterschiedliche Kanäle – unterschiedliche Weltanschauungen? (Discussant), Political Communication Lecture Series ‘Open-Up!’, Lecture by Susan Schenk, Staatsschauspiel Dresden, December 19, 2012.
Janus-Faced Democracy? A Fuzzy-Set Analysis of Military Contributions to Multilateral Interventions, Goethe-Universität Frankfurt, Cluster of Excellence “Normative Orders” (Christopher Daase), October 25, 2010.
Janus-Faced Democracy? Democratic Foreign Policy and the Use of Force since the End of the Cold War, Universität Bremen, Bremen International School of Social Sciences (BIGSSS), Institut für Interkulturelle und Internationale Studien (InIIS), November 16, 2009.
Media and Other Publications
Kriegsbeteiligung: Gegen den Willen der Bevölkerung, Katapult: Magazin für Kartografik und Sozialwissenschaft, July 6, 2016. [Link]
Essay Contribution to ‘”Boot Camp”: Ten Years of Qualitative and Multi-Method Research’, edited by Colin Elman, Newsletter of the American Political Science Association Organized Section for Qualitative & Multi-Method Research 9: 2 (2011), 13-14. [PDF]
Conference and Workshop Papers
National Restrictions on the Use of Military Force: A Conceptual Framework, International Studies Association, 59th Annual Convention, San Francisco, April 4-7, 2018. [PDF]
Patterns of Party Politics in Foreign and Security Policy (with Tim Haesebrouck), Workshop on Party Politics of Foreign and Security Policy in Europe, Amsterdam, October 5-6, 2017.
The Unintended Consequences of Parliamentary War Powers: A Comparative Analysis of Canada and Germany (with Philippe Lagassé), International Studies Association, 58th Annual Convention, Baltimore, February 22-25, 2017. [PDF]
International Bureaucracies as “Runaway Agents”? How Organizational Structure Affects Agency Slack (with Eugénia da Conceição-Heldt), Workshop on the Empowerment of International Organizations, Munich, December 8-9, 2016.
Domestic Politics and Foreign Policy Change: Analyzing Withdrawal from Coalition Operations in Iraq, International Studies Association, 57th Annual Convention, Atlanta, March 16-19, 2016. [PDF]
Qualitative Comparative Analysis and the Study of Non-State Actors, Workshop on Methodological Approaches for Studying Non-state Actors in International Security, Siegen, October 1-2, 2015.
Curbing the Royal Prerogative? The House of Commons and the Conflicts in Libya and Syria, Workshop on Legislative-Executive Relations in Foreign and Security Policy, Amsterdam Centre for Contemporary European Studies, Amsterdam, May 21-22, 2015. [Link]
Unreliable Allies? Democratic Reliability and Coalition Warfare in Iraq, International Studies Association, 56th Annual Convention, New Orleans, February 18-21, 2015. [PDF]
The Interplay of Constitutional and Political Restrictions on the Use of Force: Introducing a New Conceptual Framework, International Studies Association, 56th Annual Convention, New Orleans, February 18-21, 2015. [Link]
A Comparative Analysis of Constitutional and Political Restrictions on the Use of Force, 4th Global International Studies Conference of the World International Studies Committee, Frankfurt, August 6-9, 2014. [PDF]
Constitutional and Political Restrictions on the Use of Force: A Comparative Analysis of Prevalent Regulations and their Evolution over Time, International Studies Association, 55th Annual Convention, Toronto, March 26-29, 2014. [Link]
Unreliable Allies? A Fuzzy-Set Analysis of Withdrawal from Operation Iraqi Freedom, International Conference on Qualitative Comparative Analysis: Applications and Methodological Challenges, Frankfurt, November, 22-23, 2013. [Link]
From Prospect to Practice: A Critical Review of Applications in Fuzzy-Set Qualitative Comparative Analysis, 8th Pan-European Conference on International Relations, Warsaw, September, 18-21, 2013. [PDF]
A Critical Review of Applications in QCA and Fuzzy-Set Analysis and a ‘Toolbox’ of Proven Solutions to Frequently Encountered Problems, APSA Annual Meeting, New Orleans, August 30 – September 2, 2012. [PDF]
Parteipolitik oder parlamentarischer Frieden? Eine vergleichende Analyse demokratischer Kriegsbeteiligung mit QCA, German Political Science Association, International Politics Section, April 13-15, 2012.
A Critical Review of Applications and Developments in QCA and Fuzzy-Set Analysis, ECPR Joint Sessions, Workshop on Methodological Advances, Bridges and Limits in the Application of Qualitative Comparative Analysis, Antwerp, April 10-15, 2012.
Unconditional Support or Public Constraints? A Fuzzy-Set Analysis of Democracies’ War Involvement in Afghanistan, 4th Graduate Network Conference, Berlin, March 22-24, 2012. [PDF]
Democracy Unpacked: A Fuzzy-Set Analysis of Institutions, Partisanship, and War Participation, 6th ECPR General Conference, Reykjavik, August 25-27, 2011. [PDF]
Democratic Subtypes, Institutional Mechanisms, and Armed Conflict: A Fuzzy-Set Analysis of Democracies’ Military Participation in the Iraq War, ECPR Joint Sessions, Workshop ‘Political Institutions and Political Violence’, St Gallen, April, 12-17, 2011.
Janus-Faced Democracy? Democratic Political Institutions and the Use of Force since the End of the Cold War, 7th Pan-European International Relations Conference, ECPR Standing Group on International Relations, Stockholm, September, 9-11, 2010.
Democratic Foreign Policy and the Use of Force: Combining Fuzzy-Set QCA with Case Studies, ECPR Graduate Conference, Dublin City University, Ireland, 30 August 30 – September 1, 2010.
Demokratische Außenpolitik und der Einsatz militärischer Gewalt: Ein kombinierter Ansatz von Fuzzy-Set Qualitative Comparative Analysis und Fallstudien, German Political Science Association, International Politics Section, Arnoldshain, May 28-30, 2010.