Tom is a generalist international lawyer, whose research interests include boundaries, law of the sea, use of force, investment protection, procedure of international courts and tribunals, legal history, and artificial intelligence and the law. His books include Recognition of States (1999), Admission of States to the United Nations(2009), and Aggression against Ukraine: Territory, Responsibility, and International Law (2015). He is a contributing author of the Max Planck Encyclopedia of Public International Law and is editor of the sections of the forthcoming 10th edition of Oppenheim’s International Law on recognition of states and governments, state succession, and international legal persons.
Tom is a research exercise leader of the Leverhulme Centre for the Future of Intelligence. His undergraduate degree is in European history (Harvard, summa cum laude); his JD is from Yale; and he did his PhD (law) at Cambridge and was a Wolfson student at that time.