Dr Jason Rudall is Assistant Professor of Public International Law at Leiden University, where he also serves as Co-Director of Teaching at the Grotius Centre for International Legal Studies and Academic Coordinator of the Advanced LL.M. in Public International Law. His research spans public international law, international environmental and climate change law, investment law and dispute settlement. He is author of three monographs, including Altruism in International Law (Cambridge University Press, 2021), Responsibility for Environmental Damage (Edward Elgar, 2024) and Compensation for Environmental Damage under International Law (Routledge, 2020), co-editor of the Commentary to the UN Watercourses Convention (Oxford University Press, 2018) and has published many articles, chapters and blog posts. Dr Rudall’s work has been recognised with several awards, including the Hsu Mo Prize (2023) and the Meijers Research Prize (2021). He has held visiting positions at leading institutions worldwide and has advised international organisations, NGOs and law firms.

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Dr Jason Rudall is Assistant Professor of Public International Law at Leiden University, where he also serves as Co-Director of Teaching at the Grotius Centre for International Legal Studies and Academic Coordinator of the Advanced LL.M. in Public International Law. His research focuses on public international law, international environmental law, climate change law, international investment law, and dispute settlement.

He is the author of three monographs — Altruism in International Law (Cambridge University Press, 2021), Responsibility for Environmental Damage (Edward Elgar, 2024) and Compensation for Environmental Damage under International Law (Routledge, 2020) — and has contributed numerous articles and book chapters to leading international law journals and edited collections. Dr Rudall is also co-editor of the authoritative Commentary to the UN Convention on the Law of the Non-Navigational Uses of International Watercourses (Oxford University Press, 2018) and co-leader of the major Dutch government research grant-funded project H2OLAW: Law–Science Interfaces within the Law of the Sea and Fresh Water Law.

He serves on the Editorial Boards of the Leiden Journal of International Law and the Chinese (Taiwan) Yearbook of International Law and Affairs. He has also been Editor-in-Chief of the Trinity College Law Review and Guest Editor of a special issue of Laws on “Rethinking Human Rights” marking the 75^th anniversary of the Universal Declaration of Human Rights.

Dr Rudall’s scholarship has been recognised with several academic prizes and honours, including the Hsu Mo Prize (awarded by former President Ma of Taiwan, the International Law Association and the American Society of International Law, 2023), the Meijers Research Prize from Leiden University (2021), and selection of Altruism in International Law by EJIL: Talk! as “Favourite Reading of 2022”. He has also been a Jean Monnet Visiting Scholar at Singapore Management University, where he was awarded a scholarship for his research, and a visiting scholar at the University of Cambridge.

He has held visiting professorships at Vermont Law School, Nagasaki University, the Geneva Graduate Institute, Université Catholique de Lille and the Riga Graduate School of Law, and has lectured widely to academic and practitioner audiences — including at the International Court of Justice, the United Nations Office in Geneva, and the U.S. Naval Academy. He has given guest lectures in Japan, Singapore, the U.S., France, Switzerland, Latvia, India, China, Taiwan and Colombia, and he regularly contributes to specialised training programmes for senior judges, diplomats and corporate practitioners. His research has been presented in leading international fora, such as the European and American Societies of International Law, the International Law Association and the Society of International Economic Law.

Beyond academia, Dr Rudall has worked with international organisations, NGOs and law firms, and has been involved in several investor–state arbitration proceedings. His work on compensation in international law has been cited by the UN International Law Commission. He has served as Secrétaire-rédacteur for the Institut de droit international, collaborated with UNCTAD and the International Labour Organization on the Annual Inter-agency Roundtable on Corporate Social Responsibility and contributed to the UN General Assembly’s ad hoc Working Group on the Global Compact for the Environment.

Prior to joining Leiden University, Dr Rudall spent nearly a decade as a Researcher at the University of Geneva. He has also worked in legal practice with King & Spalding LLP (Geneva), Maples & Calder LLP (Dublin) and Furnival Chambers (London). At the Geneva Graduate Institute, he served as Programme Manager for the LL.M. in International Law, where he helped to conceive, launch, and lead the programme, including the establishment of a successful legal clinic in collaboration with UN Environment, the Office of the High Commissioner for Human Rights, and the Association for the Prevention of Torture, amongst others. He was also appointed Special Advisor to the Academic Dean, providing strategic advice on academic policy and institutional development.

Dr Rudall holds a PhD (summa cum laude) and master’s degree in international law from the Geneva Graduate Institute, and a law degree from Trinity College Dublin, where he was awarded the Entrance Exhibitioner Scholarship.