Ariel Dinar is a Lead Economist at the World Bank, specializing in water resource economics, and an Adjunct Professor at the Johns Hopkins School of Advanced International Studies, where he teaches a graduate course in International Water at the International Policies Program. He is a member of the Fulbright Senior Specialists Program, and the Vice Chair of the University of California Rosenberg International Forum on Water Policy. He co-edited a special issue of the journal International Negotiation on Negotiating in International Watercourses in 2000, edited a special issue of the journal Water Resource Research on Transboundary Water Conflict and Cooperation in 2004, and co-authored The Institutional Economics of Water published by Edward Elgar in 2004. Shlomi Dinar is an Assistant Professor in the Department of International Relations and Geography at Florida International University, where he teaches a course on environment and security. In the Summer of 2004 he was a fellow at the International Institute for Applied Systems Analysis (IIASA) in Austria where he worked on the issue of water agreements and international negotiation. He co-edited a special issue of the journal International Negotiation on Negotiating in International Watercourses in 2000 and has published articles in professional journals and book chapters on issues related to water, conflict, cooperation, and negotiation. His book titled International Water Treaties: Negotiation and Cooperation along Transboundary Rivers will be published by Routledge in 2007. Stephen McCaffrey is a Professor at the McGeorge School of Law at the University of the Pacific, Sacramento California where he teaches a course on international water law and is Director of the JSD program in International Water Resources Law. He was a special rapporteur for the work of the UN International Law Commission (ILC) on the Law of the Non-Navigational Uses of International Watercourses. The ILC's draft formed the basis of the 1997 UN Convention on the same subject. Prof McCaffrey represented Slovakia before the International Court of Justice in a case against Hungary concerning the Danube. He is the author of a treatise on The Law of International Watercourses published by Oxford University Press in 2001, in addition to other books and numerous scholarly articles. Daene McKinney is a Professor of Civil Engineering at the University of Texas at Austin where he teaches courses on water resources planning and management and transboundary water resources. He served as a water resources adviser to several countries in Central Asia, where he helped in planning and managing transboundary rivers. Professor McKinney is a member of the Committee to Review the IJC Lake Ontario-St. Lawrence River Study of the National Academies of Science, National Research Council, Water Science and Technology Board. He also serves as the editor of the Journal of Water Resource Planning and Management.