Eamon Aloyo
Assistant Professor
- Name
- Dr. mr. E.T. Aloyo
- Telephone
- 070 8009195
- e.t.aloyo@fgga.leidenuniv.nl
- ORCID iD
- 0000-0002-5000-4347
Eamon T. Aloyo is Assistant Professor (with permanent contract) at the Institute of Security and Global Affairs. His work sits at the intersection of international relations and political philosophy, with a focus on just war theory, the responsibility to protect (R2P), human rights, peacekeeping, and effective altruism.
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His articles have appeared in International Affairs (forthcoming), International Theory, Ethics & International Affairs, European Journal of International Security, Journal of Peace Research, Journal of Conflict Resolution, Critical Review of International Social and Political Philosophy, Ethical Theory and Moral Practice, Global Constitutionalism, Global Responsibility to Protect, Global Society, Ethics & Global Politics, Perspectives on Psychological Science, Public Affairs Quarterly, and Research & Politics. Recent work includes an experimental study on Dutch public support for armed humanitarian intervention (with Honorata Mazepus and Natália Kubalová, Research & Politics, 2024); "Ethical Exit: When Should Peacekeepers Depart?" (with Geoffrey Swenson, European Journal of International Security, 2023); "Retributive or Reparative Justice? Explaining Post-Conflict Preferences in Kenya" (with Geoff Dancy and Yvonne Dutton, Journal of Peace Research, 2023); and a forthcoming chapter on the prudential conditions of just war in Just War Theory and Likelihood of Success: Prudential Judgement, Geopolitics and Just Statecraft (Routledge, 2026).
Aloyo received his PhD in Political Science from the University of Colorado Boulder in 2011, where he was awarded the Thomas Jefferson Award. Before joining Leiden he was Senior Researcher at The Hague Institute for Global Justice — where he co-authored the major policy assessment In the Shadow of Syria: Assessing the Obama Administration's Efforts on Mass Atrocity Prevention (2017) — and a Research Associate at the One Earth Future Foundation. His work has received support from the Netherlands Organisation for Scientific Research (NWO), George Washington University, and other funders. He is affiliated with the European Center for the Responsibility to Protect (University of Leeds) and the Global Governance Institute (Brussels).
At Leiden he has taught across the MSc International Relations and Diplomacy (MIRD) and the MSc Crisis and Security Management (CSM), and the Bachelor of Security Studies (BASS) on international relations, political theory, international security, human rights, just war theory, effective altruism, and environmental politics.
Assistant Professor
- Faculteit Governance and Global Affairs
- Institute of Security and Global Affairs
- War, Peace and Justice
- Aloyo E.T. (2026), A reasonable chance of success and the (low) probability of meeting multiple Just War Theory precepts. In: Patterson E.D. & Joustra R. (Eds.), Just War Theory and likelihood of success: prudential judgement, geopolitics and just statecraft: Routledge, Cass Military Studies. 87-100.
- Mazepus H., Aloyo E.T. & Kubalová N. (2024), What drives support for armed humanitarian intervention? : experimental evidence from dutch citizens on international law and probability of success, Research and Politics 11(3): .
- Aloyo E.T. (2023), Why it is wrong to use student evaluations of professors as a measure of teaching effectiveness in personnel assessments: an unjust risk of harm account, Public Affairs Quarterly 37(2): 79-100.
- Aloyo E.T. (2023), Effective altruism, tithing, and a principle of progressive giving, Ethics & Global Politics 16(3): 20-34.
- Aloyo Eamon & Swenson Geoffrey (2023), Ethical exit: : When should peacekeepers depart?, European Journal of International Security 8(3): 299-318.
- Aloyo E., Dancy G. & Dutton Y. (2023), Retributive or reparative justice?: Explaining post-conflict preferences in Kenya, Journal of Peace Research 60(2): 258-273.
- Gainsburg I., Pauer S., Abboub N., Aloyo E.T., Mourrat J. & Cristia A. (2023), How effective altruism can help psychologists maximize their impact , Perspectives on Psychological Science : .
- Aloyo E.T. & Cusumano E. (2021), Morally Evaluating Human Smuggling: The Case of Migration to Europe, Critical Review of International Social and Political Philosophy 24(2): 133-156.
- Dancy G., Dutton Y., Alleblas T. & Aloyo E. (2020), What Determines Perceptions of Bias toward the International Criminal Court? Evidence from Kenya, Journal of Conflict Resolution : .
- Aloyo E.T. (2019), The Responsibility to Protect and Uses of Force Short of War. In: Galliott J. (Ed.), Force Short of War in Modern Conflict: Jus Ad Vim: Edinburgh University Press / Oxford University Press in the US.. TBD.
- Aloyo E.T. (2018), Conceptualising Mass Atrocity Prevention, Nonviolent Resistance, and Politically Feasible Alternatives, Global Responsibility to Protect 10(4): 448-470.
- Newman E. & Aloyo E.T. (2018), Overcoming the Paradox of Conflict Prevention. In: William D., Larik J. & Ponzio R. (Eds.), Just Security in an Undergoverned World. Oxford: Oxford University Press. 43-69.
- Aloyo E.T. (2016), Reconciling Just Causes for Armed Humanitarian Intervention, Ethical Theory and Moral Practice 19(2): 313-328.
- Aloyo E.T. (2015), Just War Theory and The Last of Last Resort, Ethics & International Affairs 29(2): 187-201.
- Seyle C. & Aloyo E.T. (2015), The Role of Business in the Responsibility to Protect. In: Fiott Daniel & Koops Joachim (Eds.), The Responsibility to Protect and the Third Pillar: Legitimacy and Operationalization. New York: Palgrave Macmillan. 171-189.
- Aloyo E.T. (2014), The Weak Persuading the Strong: Norm Diffusion and Enforcement Without Internalization. In: Hall Rodney Bruce (Ed.), Reducing Armed Violence with NGO Governance. New York: Routledge Global Institutions Series. 114-130.
- Aloyo E.T. (2013), Democratizing Transitional Justice: Transitional Tradeoffs and Constituting the Demos, Global Society 27(4): 438-453.
- Aloyo E.T. (2013), Improving Global Accountability: The ICC and Nonviolent Crimes Against Humanity, Global Constitutionalism 2(3): 498-530.
- Aloyo E.T. (2013), Just Assassinations, International Theory: A Journal of International Politics, Law and Philosophy 5(3): 347-381.