Gregory M. Reichberg

Research Professor

Gregory M. Reichberg
Work phone: +47 22 54 77 53
Mobile phone: +47 40 28 62 22
Twitter: @GregReichberg

Research Interests

Issues at the intersection of peace, war, philosophy and religion.  


Gregory M. Reichberg is Research Professor at the Peace Research Institute Oslo (PRIO) and Adjunct Professor in the Department of Political Science at the University of Oslo. He heads the Oslo-based Research School on Peace and Conflict (a consortium that offers doctoral courses) and is an associate editor of the Journal of Military Ethics

Reichberg leads Warring with Machines: Military Applications of Artificial Intelligence and the Relevance of Virtue Ethics, a four-year project funded by the Research Council of Norway's Research Programme on the Cultural Conditions Underlying Social Change (SAMKUL). 

From 2009-2012 he was director of the PRIO Cyprus Centre in Nicosia, where he coordinated research and dialogue activities on the search for a political settlement to the island's division. Over the last ten years he has been engaged in religious dialogue on social/political issues in Iraq and other settings. 

Reichberg's writings include a monograph Thomas Aquinas on War and Peace (Cambridge University Press, 2017), named an "Outstanding Academic Title 2017" by Choice magazine.  He has also published several co-edited volumes, including Religion, War, and Ethics: A Sourcebook of Textual Traditions (Cambridge University Press, 2014); World Religions and Norms of War (United Nations University Press, 2009); and The Ethics of War: Classic and Contemporary Readings (Blackwell Publishing, 2006). 

In 2019 his published work includes "Threats and Coercive Diplomacy: An Ethical Analysis(with Henrik Syse), in Ethics and International Affairs; "Reframing the Catholic Understanding of Just War: Two Contrasting Approaches in the Inter-War Period," in Journal of Religious Ethics; "Restrictive versus Permissive Double Effect: Interpreting Aquinas," in Proceedings of the American Catholic Philosophical Association; and "Large Scale Investment Management: The Peace Potential of a Sovereign Wealth Fund" (with Henrik Syse)," in Jason Miklian et al., eds, Business, Peacebuilding, and Sustainable Development (Routledge), and "Thomas Aquinas on Battlefield Martyrdom," in Bernhard Koch, ed., Chivalrous Combatants? The Meaning of Military Virtue Past and Present (Nomos).


PRIO Projects



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