Dr. Nicolaas Schrijver is Professor of Public International Law, Leiden University. Since September 2017 he also serves on the Council of State of the Netherlands, which is the principal legal advisory body of the government and parliament. Previously, he was the Academic Director of the Grotius Centre for International Legal Studies as well as a Senator and Chair of the Standing Committee on Foreign Affairs. Currently, Nicolaas Schrijver also serves as the President of the Institut de Droit international, one of the most renowned institutes in the field of international law. He is a former Chair of the Academic Council on the United Nations System (2000-02) and also served as the President of the International Law Association (2010-12) and President of the Royal Netherlands Society of International Law (2003-11). Furthermore, he is member of the Permanent Court of Arbitration and the Royal Netherlands Academy of Arts and Sciences, including the former Chair of its Committee on the Pursuit of Academic Freedom . During 2009-2016 he served as independent expert member on the UN Committee on Economic, Social and Cultural Rights and from 2005-2010 he served on the UN High-level Panel on the Right to Development. Nicolaas Schrijver is the author of various books and numerous book chapters and scholarly articles in the field of international law, peace and security, international co-operation, human rights and sustainable development.