Daniel P. Loucks is Professor of Civil and Environmental Engineering at Cornell University and an internationally renowned expert about the development and application of economics, ecology and systems analysis methods to the solution of environmental and regional water resources problems. A visiting scholar at Harvard, MIT, UT Austin, and the technical University of Delft, he is most recently working with the Technical University of Vienna. Eelco van Beek is a Water resources specialist at the Department of Sustainable Use of Water and Soil at Deltares, the Netherlands. Dr. van Beek is an expert in modelling in water resources management and river basin development; his recent academic appoints include the University of Twente, Netherlands, and the Technical University of Delft.