Select cases
- Counsel to the Democratic Republic of Congo before the International Court of Justice, Armed Activities on the Territory of the Congo (DRC v. Uganda) (reparations phase)
- Expert witness on the effects of treaties towards third parties in cases T-279/19 and T-344/19 before the General Court of the European Union
- Counsel to the Kingdom of Belgium in Mukeshimana a.o. v. Belgian State before the Belgian courts: liability regarding the Rwanda genocide, attribution of alleged omissions of the Belgian blue helmets
- Counsel for the Kingdom of Belgium in the PCA Iron Rhine Arbitration (Kingdom of Belgium v. Kingdom of the Netherlands) regarding the interpretation of Belgium’s right of transit under a 1839 treaty governing issues regarding the separation of Belgium from the Netherlands in the light of modern environmental law
- Counsel to the Kingdom of Belgium in ICSID arbitration case Ping An Life Insurance Company, Limited and Ping An Insurance (Group) Company, Limited v. Belgium: temporal and substantive scope of application of successive investment treaties
Select conferences and publications
- “Article 8”, in : The Vienna Conventions on the Law of Treaties – A Commentary, O. Corten, P. Klein, V. Koutroulis, A. Lagerwall, eds., Oxford University Press, 2nd ed., 2023 (forthcoming) (with T. Leidgens and M. Duch Giménez)
- “Article 63”, The Vienna Conventions on the Law of Treaties – A Commentary, O. Corten, P. Klein, V. Koutroulis, A. Lagerwall, eds., Oxford University Press, 2nd ed., 2023 (forthcoming)
- “The Rise of the Sunset Clause”, Paris Arbitration Week, conference organized by Audit Duprey Fekl, 29 March 2023
- “Promise”, in: Max Planck Encyclopedia of Public International Law, 2007 (with Eric Suy)