Mohammadreza Shahbazbegian is an Associate Professor at Tarbiat Modares University in Tehran, where he specializes in system dynamics and transboundary water management. He has introduced several innovative concepts, such as the Hydropolitical Self-Organization theory, Hydropolitical System Archetypes, Negotiable Water, and Painted Water. His research primarily examines water conflict analysis, focusing on system archetypes within international river basins, including the Helmand, Euphrates, Tigris, Nile, and Zambezi. He has been serving as the Principal Investigator for numerous national and international collaborative research projects related to the subject of the book. He is the founder and the CEO of the Iranian Water Diplomacy Association, which has grown to include over 300 members from various scientific disciplines in Iran. Currently, he serves as an observer member on the managing committee of the Blue Peace Middle East initiative, which is supported bythe Swiss Agency for Development and Cooperation. Additionally, he is the scientific director of the hydropolitical advanced study group at the Center for Scientific Research and Middle East Strategic Studies in IranAriel Dinar is a Distinguished Professor Emeritus of Environmental Economics and Policy in the School of Public Policy and Professor of the Graduate Division at the University of California, Riverside (UCR). His work addresses economic and strategic behavior associated with management of water and the environment. Dr Dinar worked at the World Bank on water and climate change economics and policy. In 2008, Dr Dinar assumed a professorship at UCR and founded and directed the Water Science and Policy Center. He has been a Fulbright Senior Specialist since 2003 and was named a 2015 Fellow of the Agricultural and Applied Economics Association.