Arjen Y. Hoekstra has academic and professional experience in the field of integrated water resources management in various countries and is currently Professor of Multidisciplinary Water Management at the University of Twente, the Netherlands.


Ashok K. Chapagain has been an irrigation engineer in Nepal, received his PhD degree at the UNESCO-IHE Institute for Water Education in Delft, the Netherlands, was employed as researcher at the University of Twente, and currently works for the World Wide Fund for Nature in the UK.