León Castellanos-Jankiewicz (@leoncastjan) is Researcher at the Asser Institute for International and European Law, The Hague. His work focuses on human rights, transitional justice and minority protection. Previously, he was Max Weber Postdoctoral Fellow at the European University Institute, Florence, and Postdoctoral Researcher at the Project on Memory Laws in European and Comparative Perspective. He has held research fellowships at the Lauterpacht Centre for International Law, University of Cambridge, and Harvard Law School. In 2019, he was awarded the inaugural David D. Caron Prize by the American Society of International Law for best paper presented in the 2018 ASIL Research Forum. He holds a PhD in International Law from the Graduate Institute of International and Development Studies, Geneva.