James GreenView profile
Professor
James Green serves as Professor of Public International Law at Bristol Law School, University of the West of England, a position he assumed in July 2021 after 15 years at the University of Reading (2006–2021). He has held visiting scholar appointments at the University of Oxford (2017–2018) and the University of Michigan (2005). His academic credentials include: LLB (Hons) from the University of Reading LLM by thesis from the University of Reading PhD from the University of Nottingham Professor Green's research centers on public international law with specialized expertise in use of force (particularly self-defence), customary international law , space law (including planetary defence applications), cyber warfare regulation , and nuclear non-proliferation frameworks . His work critically examines how evolving state practices and emerging security domains challenge traditional legal paradigms, with significant contributions to understanding military intervention legality and norm formation in digital spaces. Analysis of his recent publications reveals consistent focus on contemporary conflicts (notably Ukraine), technological disruptions (cyber/space domains), and innovative mechanisms for customary law development. His scholarship demonstrates increasing engagement with non-traditional actors and platforms while maintaining rigorous analysis of foundational principles like self-defence and state consent. His distinguished recognitions include: European Society of International Law Book Prize (2017) for The Persistent Objector Rule in International Law Francis Lieber Prize (2010) from the American Society of International Law British Academy Mid-Career Fellowship (2022) Professor Green maintains influential advisory roles: Co-rapporteur of the International Law Association's 'Use of Force: Military Action with Consent' Committee (2018–present) Advisory Board member for Journal on the Use of Force and International Law (previously Co-Editor-in-Chief 2014–2023) International Advisory Board for Legal Studies (Cambridge University Press, 2024–present) Advisory Council for the Institute for International Peace and Security Law (Cologne, 2015–present) His funded projects include a major 2023 commission for SONAC (UK Ministry of Defence) examining legal constraints on military operations. He directs the Research in Public International Law (RIPIL) group at UWE, which coordinates interdisciplinary research on emerging security challenges and hosts regular workshops with practitioners from international courts and governmental bodies.






