Terje Tvedt is Professor of Geography, University of Bergen and Professor of Political Science and Global History, University of Oslo. He has published extensively on water related topics and presented two successful television documentaries, shown in 150 countries. His books include The River Nile in the Age of the British (2004) and A Journey in the Future of Water (2103). Owen McIntyre is Senior Lecturer, Faculty of Law, University College Cork, specialising in Environmental Law. He acts as a consultant to organisations such as the World Bank, UNDP, UNEP, EU, SIDA and GTZ on matters related to environmental law and international water law. He is a member of the Project Complaints Mechanism of the European Bank for Reconstruction & Development and of the Scientific Committee of the European Environment Agency as an expert on European and International Environmental Law. He is the author of Environmental Protection of International Watercourses under International Law (2007). Tadesse Kassa Woldetsadik is Dean and Assistant Professor of Law and Human Rights, College of Law and Governance Studies, Addis Ababa University. He holds a PhD from the Faculty of Law, University of Oslo. His research interests include international watercourses law and Ethiopia's national human rights system. He is the author of International Watercourses Law in the Nile Basin: Three States at a Crossroads (2013).