Peter Schätzl, WASY GmbH Peter Schätzl graduated from the University of Rostock, Germany, as an engineer for land management and environmental protection. He is Senior Groundwater Modeler and FEFLOW product manager at WASY, the German company producing and maintaining the groundwater simulation system FEFLOW. Besides consulting tasks on groundwater, surface water and contaminant-transport modelling, he develops tools for coupled groundwater/surface water modelling and participates in the design of information systems for groundwater data.

Bertram L. Monninkhoff, Ir., WASY GmbH Bertram Monninkhoff graduated from the Technical University of Delft, the Netherlands, as a civil engineer, specialized in water management and hydrology. For more than 10 years he is employed by WASY, the German company producing and maintaining the groundwater simulation system FEFLOW. His current position is project leader in the hydrology department. Besides, he's doing his PhD in the field of coupling ground- and surface water simulation systems.