Publications

Here you can find my publications, sorted by books, articles, book chapters, and book reviews and other writing. My publications are also listed on the VU Amsterdam Research Portal, alongside research projects, datasets, and other activities, and on Google Scholar, where you can also find citation figures. In case you cannot access a publication you are interested in, please get in touch, I am happy to share a copy or a pre-print where I can.

Monographs (2)  •  Translations (1)  •  Edited handbook (1)  •  Edited special issues (2)  •  Journal articles (20)  •  Book chapters (14)  •  Book reviews (8)  •  Other publications (4)

Type

Books

Monographs

Qualitative Comparative Analysis: An Introduction to Research Design and Application

Mello, Patrick A. 2021. Qualitative Comparative Analysis: An Introduction to Research Design and Application. Washington, DC: Georgetown University Press.

R Manual for QCAR ScriptDataHarvard DataverseDataverseCitationQCAResearch designSet theoryCase study researchRSee book page for details
Democratic Participation in Armed Conflict: Military Involvement in Kosovo, Afghanistan, and Iraq

Mello, Patrick A. 2014. Democratic Participation in Armed Conflict: Military Involvement in Kosovo, Afghanistan, and Iraq. Basingstoke: Palgrave Macmillan.

PDFData (Ch. 5)Data (Ch. 6)Data (Ch. 7)CitationDemocratic peaceParliamentary war powersMilitary interventionIraq WarSee book page for detailsPolicy citation

Translations

Qualitative Comparative Analysis: An Introduction to Research Design and Application

パトリック・A・メロ (Mello, Patrick A.), 東伸一・横山斉理 訳 (translation by Nobukazu Azuma and Narimasa Yokoyama). 2023. 質的比較分析 (QCA): リサーチ・デザインと実践 (Japanese edition of Qualitative Comparative Analysis: An Introduction to Research Design and Application). Tokyo: Chikura Publishing, by arrangement with Georgetown University Press.

CitationQCAResearch designJapanese translation

Edited handbook

Routledge Handbook of Foreign Policy Analysis Methods

Mello, Patrick A., and Falk Ostermann, eds. 2023. Routledge Handbook of Foreign Policy Analysis Methods. London: Routledge.

DOICitationForeign policy analysisResearch methodsHandbookSee handbook page for details

Articles

Edited special issues

The Politics of Multinational Military Operations

Mello, Patrick A., and Stephen M. Saideman, eds. 2019. The Politics of Multinational Military OperationsContemporary Security Policy 40 (1), 30–133.

DOI PDFCitationAlliancesArmed conflictCoalitionsDomestic politicsInterventionMultilateralism
Parliaments in Security Policy: Involvement, Politicisation, and Influence

Mello, Patrick A., and Dirk Peters, eds. 2018. Parliaments in Security Policy: Involvement, Politicisation, and Influence. The British Journal of Politics and International Relations 20 (1), 3–190.

DOI PDFCitationDemocratic peaceLegislative studiesParliamentsSecurity policyWar powers

Journal articles

Can the Public Sector Break the Mold? Exploring Antecedent Factors Driving Sensing Capabilities With fsQCA in the Tuscan Family and Communit

Caputo, Alessia, Lorenzo Taddeucci, Patrick A. Mello, and Milena Vainieri. 2026. Can the Public Sector Break the Mold? Exploring Antecedent Factors Driving Sensing Capabilities With fsQCA in the Tuscan Family and Community Nurse Model. Public Policy and Administration (June 8, 2026), 1–38.

DOICitationDynamic capabilitiesSensing capabilitiesPublic sectorfsQCAOrganizational adaptability
The Party Politics of National Role Contestation: Germany’s ‘Traffic Light’ Coalition and the Russian War Against Ukraine

Mello, Patrick A. 2025. The Party Politics of National Role Contestation: Germany’s ‘Traffic Light’ Coalition and the Russian War Against Ukraine. Cambridge Review of International Affairs 38 (6), 790–813.

DOI PDFCitationRole theoryParty politicsGerman foreign policyRussia's war against UkraineInternational security
Zeitenwende: German Foreign Policy Change in the Wake of Russia's War Against Ukraine

Mello, Patrick A. 2024. Zeitenwende: German Foreign Policy Change in the Wake of Russia's War Against Ukraine. Politics and Governance 12, 1–17.

DOIPDFCitationArms exportsDefense procurementForeign policy changeInternational securityParty politicsPolitical contestationSecurity policy
Incentives and Constraints: A Configurational Account of European Involvement in the Anti-Daesh Coalition

Mello, Patrick A. 2022. Incentives and Constraints: A Configurational Account of European Involvement in the Anti-Daesh Coalition. European Political Science Review 14 (2), 226–244.

DOIPDFDataCodeCitationCoalition warfareForeign fightersIslamic StateLegislative constraintsSecurity policyPolicy citationCorrigendum
QCA in International Relations: A Review of Strengths, Pitfalls, and Empirical Applications

Ide, Tobias, and Patrick A. Mello. 2022. QCA in International Relations: A Review of Strengths, Pitfalls, and Empirical Applications. International Studies Review 24 (1), 1–20.

DOI PDFCitationBest practiceInternational politicsMultimethodResearch methodsSet theoryPolicy citation
When Do International Organizations Engage in Agency Slack? A Qualitative Comparative Analysis of United Nations Institutions

C. Heldt, Eugénia, Patrick A. Mello, Anna Novoselova, and Omar Ramon Serrano Oswald. 2022. When Do International Organizations Engage in Agency Slack? A Qualitative Comparative Analysis of United Nations InstitutionsGlobal Studies Quarterly 2 (3), 1–15.

DOI PDFDataCodeCitationInternational organizationsAgency slackUnited NationsQCAPolicy citation
Persistence Against the Odds: How Entrepreneurial Agents Helped the UN Joint Inspection Unit to Prevail

C. Heldt, Eugénia, Patrick A. Mello, Anna Novoselova, and Omar Ramon Serrano Oswald. 2022. Persistence Against the Odds: How Entrepreneurial Agents Helped the UN Joint Inspection Unit to Prevail. Global Policy 13 (2), 235–246.

DOI PDFCitationInternational organizationsInstitutional changeUnited Nations
The Unintended Consequences of UN Sanctions: A Qualitative Comparative Analysis

Meissner, Katharina L., and Patrick A. Mello. 2022. The Unintended Consequences of UN Sanctions: A Qualitative Comparative AnalysisContemporary Security Policy 43 (2), 243–273.

DOIPDF AppendixDataCodeCitationNegative externalitiesSanctionsUnited NationsUnintended consequencesQCAPolicy citation
Orient: Deutsche Zeitschrift für Politik, Wirtschaft und Kultur des Orients

Mello, Patrick A. 2022. German Parliamentary Debates and Decision-Making on Afghanistan. Orient: Deutsche Zeitschrift für Politik, Wirtschaft und Kultur des Orients / German Journal for Politics, Economics and Culture of the Middle East 63 (1), 44–49.

Preprint PDFCitation German foreign policyParliamentary debatesAfghanistanBundeswehr deploymentsPolicy citation
Patterns of Political Ideology and Security Policy

Haesebrouck, Tim, and Patrick A. Mello. 2020. Patterns of Political Ideology and Security PolicyForeign Policy Analysis 16 (4), 565–586.

DOIPDFDataCitationParty politicsPolitical ideologyInternational securityMilitary intervention
Paths towards Coalition Defection: Democracies and Withdrawal from the Iraq War

Mello, Patrick A. 2020. Paths towards Coalition Defection: Democracies and Withdrawal from the Iraq WarEuropean Journal of International Security 5 (1), 45–76.

DOI PDF AppendixDataCodeCitationQualitative Comparative Analysis (QCA)Military coalitionsWithdrawalIraq WarDomestic politics
The Politics of Multinational Military Operations

Mello, Patrick A., and Stephen M. Saideman. 2019. The Politics of Multinational Military OperationsContemporary Security Policy 40 (1), 30–37.

DOI PDFCitationAlliancesArmed conflictCoalitionsDomestic politicsInterventionMultilateralismPolicy citation
National Restrictions in Multinational Military Operations: A Conceptual Framework

Mello, Patrick A. 2019. National Restrictions in Multinational Military Operations: A Conceptual FrameworkContemporary Security Policy 40 (1), 38–55.

DOIPDFCitationAlliancesCaveatsDomestic politicsInstitutional constraintsParliamentary war powersVeto pointsPolicy citation
Parliaments in Security Policy: Involvement, Politicisation, and Influence

Mello, Patrick A., and Dirk Peters. 2018. Parliaments in Security Policy: Involvement, Politicisation, and InfluenceThe British Journal of Politics and International Relations 20 (1), 3–18.

DOI PDFCitationDemocratic peaceLegislative studiesParliamentsSecurity policyWar powersPolicy citation
The Unintended Consequences of Parliamentary Involvement: Elite Collusion and Afghanistan Deployments in Canada and Germany

Lagassé, Philippe, and Patrick A. Mello. 2018. The Unintended Consequences of Parliamentary Involvement: Elite Collusion and Afghanistan Deployments in Canada and GermanyThe British Journal of Politics and International Relations 20 (1), 135–157.

DOI Preprint PDFDataCitationElite collusionDeployment votesParliamentUnintended consequencesWar powersPolicy citation
Perspektiven der Forschung zur Privatisierung in der Sicherheitspolitik

Mello, Patrick A. 2018. Perspektiven der Forschung zur Privatisierung in der SicherheitspolitikZeitschrift für Friedens- und Konfliktforschung 7 (1), 195–199.

DOI Preprint PDFCitationPrivate securityPrivatisationPrincipal-agentDemocratic peace
Parlamente in der Friedens- und Sicherheitspolitik: Parlamentarische Kontrolle von Streitkräfteeinsätzen im Licht der Forschung

Mello, Patrick A., and Dirk Peters. 2017. Parlamente in der Friedens- und Sicherheitspolitik: Parlamentarische Kontrolle von Streitkräfteeinsätzen im Licht der ForschungSicherheit und Frieden 35 (2), 53–59.

DOI PDFCitationParliamentsParliamentary controlOversightMilitary deployments
Curbing the Royal Prerogative to Use Military Force: The British House of Commons and the Conflicts in Libya and Syria

Mello, Patrick A. 2017. Curbing the Royal Prerogative to Use Military Force: The British House of Commons and the Conflicts in Libya and SyriaWest European Politics 40 (1), 80–100.

DOI Preprint PDFCitationConstitutional conventionLegislative–executive relationsMilitary interventionParliamentary war powersPrerogative powersPolicy citation
Parliamentary Peace or Partisan Politics? Democracies' Participation in the Iraq War

Mello, Patrick A. 2012. Parliamentary Peace or Partisan Politics? Democracies' Participation in the Iraq War. Journal of International Relations and Development 15 (3), 420–453.

DOI Preprint PDF AppendixDataCitationDemocratic peaceFuzzy setsInstitutional constraintsIraq WarQCA
In Search of New Wars: The Debate About a Transformation of War

Mello, Patrick A. 2010. In Search of New Wars: The Debate About a Transformation of WarEuropean Journal of International Relations 16 (2), 297–309.

DOI Preprint PDFCitationAsymmetric warfareNew warsOrganized violenceTerrorismTransformation of warPolicy citation

Chapters

Book chapters

Mello, Patrick A. 2026. Germany: The Travails of Realising the Zeitenwende. In Russia's War on Ukraine: A Zeitenwende for European Defence?, edited by Tim Haesebrouck, Michelle Haas, and Servaas Taghon. Basingstoke: Palgrave Macmillan, in press.

CitationGerman foreign policyZeitenwendeDefence policy
Explaining European Military Engagement in the Fight Against Daesh

Mello, Patrick A. 2026. Explaining European Military Engagement in the Fight Against Daesh. In The Changing Fights and Fighters of Contemporary War: From the Margins to the Middle, edited by Marie Robin, Amelie Theussen, and Kerstin Bree Carlson. Basingstoke: Palgrave Macmillan, 185–208.

DOI Preprint PDFCitationCoalition warfareForeign fightersIslamic StateLegislative constraintsParliamentary veto rights
Strategische Zeitenwende? Die Nationale Sicherheitsstrategie als Wendepunkt deutscher Außenpolitik

Mello, Patrick A. 2025. Strategische Zeitenwende? Die Nationale Sicherheitsstrategie als Wendepunkt deutscher Außenpolitik. Zeitschrift für Politik (Sonderband 13), 89–106.

DOI PDFCitationGerman foreign policyNational Security StrategyZeitenwendeInternational security
Uncovering Causal Complexity with Qualitative Comparative Analysis

Mello, Patrick A. 2024. Uncovering Causal Complexity with Qualitative Comparative Analysis. In The Handbook of Teaching Qualitative and Mixed Research Methods: A Step-by-Step Guide for Instructors, edited by Alissa Ruth, Amber Wutich, and H. Russell Bernard. London: Routledge, 336–339.

DOICitationQCAResearch methodsTeaching
Methods of Foreign Policy Analysis: Charting Ground, Engaging Traditions, and Opening Up Boundaries

Ostermann, Falk, and Patrick A. Mello. 2023. Methods of Foreign Policy Analysis: Charting Ground, Engaging Traditions, and Opening Up Boundaries. In Routledge Handbook of Foreign Policy Analysis Methods, edited by Patrick A. Mello and Falk Ostermann. London: Routledge, 3–18.

DOI Preprint PDFCitationForeign policy analysisResearch methods
Qualitative Comparative Analysis

Mello, Patrick A. 2023. Qualitative Comparative Analysis. In Routledge Handbook of Foreign Policy Analysis Methods, edited by Patrick A. Mello and Falk Ostermann. London: Routledge, 385–402.

DOI Preprint PDFCitationQCAForeign policy analysisSet theory
German Foreign Policy

Mello, Patrick A. 2021. German Foreign Policy. In Foreign Policy Change in Europe Since 1991, edited by Jeroen Joly and Tim Haesebrouck. Basingstoke: Palgrave Macmillan, 155–178.

Preprint PDFCitation German foreign policyForeign policy changeMultilateralismTransatlantic relations
Von der Bonner zur Berliner Republik: Die “Zivilmacht“ Deutschland im Spiegel parlamentarischer Debatten zu Auslandseinsätzen der Bundeswehr

Mello, Patrick A. 2019. Von der Bonner zur Berliner Republik: Die “Zivilmacht“ Deutschland im Spiegel parlamentarischer Debatten zu Auslandseinsätzen der Bundeswehr, 1990 bis 2018. In Zivilmacht Bundesrepublik?, edited by Klaus Brummer and Friedrich Kießling. Baden-Baden: Nomos, 295–316.

DOI Preprint PDFCitationGerman foreign policyCivilian powerParliamentary debatesBundeswehr deployments
Two-Level Games in Foreign Policy Analysis

C. Heldt, Eugénia, and Patrick A. Mello. 2018. Two-Level Games in Foreign Policy Analysis. In Oxford Encyclopedia of Foreign Policy Analysis, edited by Cameron G. Thies. New York: Oxford University Press, 770–789.

DOI Preprint PDFCitationTwo-level gamesForeign policy analysisNegotiation
Curbing the Royal Prerogative to Use Military Force: The British House of Commons and the Conflicts in Libya and Syria

Mello, Patrick A. 2018. Curbing the Royal Prerogative to Use Military Force: The British House of Commons and the Conflicts in Libya and Syria. In Challenging Executive Dominance: Legislatures and Foreign Affairs, edited by Tapio Raunio and Wolfgang Wagner. London: Routledge, 80–100.

DOI Preprint PDFCitationParliamentary war powersUnited KingdomLibyaSyria
Qualitative Comparative Analysis and the Study of Non-State Actors

Mello, Patrick A. 2017. Qualitative Comparative Analysis and the Study of Non-State Actors. In Researching Non-State Actors in International Security: Theory & Practice, edited by Andreas Kruck and Andrea Schneiker. London: Routledge, 123–142.

DOI Preprint PDFCitationQCANon-state actorsInternational security
Democratic Peace Theory

Mello, Patrick A. 2017. Democratic Peace Theory. In The Sage Encyclopedia of War: Social Science Perspectives, Volume I, edited by Paul I. Joseph. Thousand Oaks: Sage, 472–476.

DOI Preprint PDFCitationDemocratic peaceWar
New and Old Wars

Mello, Patrick A. 2017. New and Old Wars. In The Sage Encyclopedia of War: Social Science Perspectives, Volume III, edited by Paul I. Joseph. Thousand Oaks: Sage, 1209–1211.

Asymmetric Warfare

Mello, Patrick A. 2016. Asymmetric Warfare. In The Blackwell Encyclopedia of Sociology, second edition, edited by George Ritzer. Hoboken: Wiley.

DOI Preprint PDFCitationConflictRevolutionSociology of war, peace, and conflictTerrorismViolence

Book reviews and other

Book reviews

The Quest for Knowledge in International Relations: How Do We Know?

The Quest for Knowledge in International Relations: How Do We Know? by Richard Ned Lebow, Political Science Quarterly (advance access, September 21, 2023).

DOICitationIR theoryEpistemology
African Interventions: State Militaries, Foreign Powers and Rebel Forces

African Interventions: State Militaries, Foreign Powers and Rebel Forces, by Emizet F. Kisangani and Jeffrey Pickering, H-Diplo, Robert Jervis International Security Studies Forum (Roundtable Review 14–27, July 17, 2023).

CitationMilitary interventionAfrica
Entscheidungsträger in der deutschen Außenpolitik: Führungseigenschaften und politische Überzeugungen der Bundeskanzler und Außenminister

Entscheidungsträger in der deutschen Außenpolitik: Führungseigenschaften und politische Überzeugungen der Bundeskanzler und Außenminister, by Christian Rabini, Katharina Dimmroth, Klaus Brummer, and Mischa Hansel, German Politics (December 21, 2020).

DOICitationGerman foreign policyLeadership
The Oxford Handbook of United Nations Peacekeeping Operations

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.

DOICitationPeacekeepingUnited Nations
All Necessary Measures: The United Nations and Humanitarian Intervention

All Necessary Measures: The United Nations and Humanitarian Intervention, by Carrie Booth Walling, Perspectives on Politics 14: 1 (2016), 265–266.

DOICitationHumanitarian interventionUnited Nations
Asymmetrische Kriege. Eine politiktheoretische Untersuchung zur Kriegführung im 21. Jahrhundert

Asymmetrische Kriege. Eine politiktheoretische Untersuchung zur Kriegführung im 21. Jahrhundert, by Felix Wassermann, Politische Vierteljahresschrift 57: 2 (2016), 326–328.

CitationAsymmetric warfarePolitical theory
Außenpolitikanalyse

Außenpolitikanalyse, by Klaus Brummer and Kai Oppermann, Zeitschrift für Außen- und Sicherheitspolitik 8: 4 (2015), 611–613.

DOICitationForeign policy analysis
Coalitions of Convenience: United States Military Interventions after the Cold War

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.

CitationMilitary coalitionsUS foreign policy

Other publications

Zeitenwende at Twilight: Will Germany's Shift Last?

Zeitenwende at Twilight: Will Germany's Shift Last? Baltic Rim Economies, December 2024 (Issue 4), Centrum Balticum.

CitationGerman foreign policyZeitenwende
Paths towards Coalition Defection: Democracies and Withdrawal from the Iraq War

Paths towards Coalition Defection: Democracies and Withdrawal from the Iraq WarEuropean Journal of International Security Blog, May 18, 2020.

CitationCoalition defectionIraq War
Kriegsbeteiligung: Gegen den Willen der Bevölkerung

Kriegsbeteiligung: Gegen den Willen der BevölkerungKatapult: Magazin für Kartografik und Sozialwissenschaft, July 6, 2016.

CitationPublic opinionMilitary intervention
Essay Contribution to “Boot Camp: Ten Years of Qualitative and Multi-Method Research”

Essay Contribution to “Boot Camp: Ten Years of Qualitative and Multi-Method Research”, edited by Colin Elman, Qualitative & Multi-Method Research 9: 2 (2011), 13–14.

CitationQualitative methodsMulti-method researchEssay