Research/Areas of Interest:

International Investment Law, International Trade Law, History of International Law, Law of Treaties, State Responsibility


  • Dr. iuris, University of Bonn, Bonn, Germany
  • LL.M., University of Bonn, Bonn, Germany
  • Abogado, Pontificia Universidad Javeriana, Bogotá, Colombia


Sebastián Mantilla Blanco is Assistant Professor of International Economic Law at the Fletcher School of Law and Diplomacy. He specializes in international economic law, with a particular emphasis in the international law of foreign investment. His research interests also include general public international law and international legal history. Prior to his current position at Fletcher, he was a Postdoctoral Researcher at the University of Bonn in Germany. He was also a Postdoctoral Global Fellow at New York University School of Law and a Visiting Professor at the School of Law and Political Sciences at the Universidad de la Sabana in Colombia. His academic record features publications in English, German, and Spanish. His English language publications include the books Full Protection and Security in International Investment Law (Springer 2019) and National Security Exceptions in International Trade and Investment Agreements (Springer 2020, coauthored).
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