Marcelo Kohen is Professor of International Law at the Graduate Institute of International Studies and Development in Geneva, where he has been a member of the Faculty since 1995. He is a full member of the Institute of International Law and Secretary General since 2015 He has worked as legal counsel and advocate for a number of States before the International Court of Justice, the International Tribunal for the Law of the Sea and other tribunals.

He is the author of numerous publications in the field of international law, in English, French and Spanish. He is generally interested in research related to the theory of international law, territorial, maritime and border disputes as well as the settlement of international disputes.