Profesor of Public International Law and International Relations

Honorary Professor, Kaldor Centre for International Refugee Law, University of New South …

Research Professor in International Law, The Fridtjof Nansen Institute, Norway

Full Professor of International Law at Federal University of Mato Grosso (Brazil)

University of Amsterdam

Melbourne Laureate Professor and Michael D Kirby Chair of International Law, Melbourne …

University of Amsterdam

University of Texas School of Law

University of Reading School of Law

Massey College, University of Toronto