Daniel Twigt

Senior Researcher/Advisor Marine and Coastal Information Systems

Mr. Twigt is senior advisor in the Marine and Coastal Systems Unit of Deltares. His main activities relate to the development of operational forecasting systems. In this field, he has been involved with a wide…

Dano Roelvink

Coastal engineering

Prof. Roelvink has 20 years of experience in coastal engineering and research. He has participated in a number of major consultancy projects related to coastal morphology. He has managed the development of the Delft3D model system…

Derk van Ree

Senior specialist on sustainable development of the subsurface

Derk van Ree is senior specialist in the environmental sciences related to soil and groundwater issues with a focus on the built environment including environmental impact assessment and sustainable development. He has a wide experience…

Dick Vethaak

Water quality and ecotoxicology

Prof Vethaak has more than 30 years experience in the field of ecotoxicology and water quality issues of delta and marine waters. He received his doctorate degree in biology from the University of Amsterdam. He…

Didrik Meijer

Hydrologist

Mr. Didrik Meijer is a senior specialist in modelling, monitoring and urban drainage. Since 2014 he has worked for Deltares as senior specialist and advisor for the department catchment hydrology. As project leader and modelling…

Dimmie Hendriks

Senior Researcher Groundwater and Drought specialist

Dirk-Jan Walstra

Coastal morphology

Dirk Jan Walstra graduated as a Civil Engineer (Msc.) from Delft University of Technology in 1994, after which he spent two years working for CSIR in South Africa and undertaking coastal engineering consultancy projects related…

Dr. Eline Boelee

expert on Water, Environment & Health

Dr Eline Boelee is an all-round interdisciplinary scientist in water-health-ecosystems interlinkages, with thirty years of experience in research for development. Passionate about linking broad ranges of actors and disciplines to jointly develop science-based responses to…

Eelco van Beek

Integrated water resources management

Prof. Eelco van Beek is an expert in the field of integrated water resources management (IWRM) and: modelling for IWRM river basin management integrated scenario development for water climate change impact assessment and adaptation in…

Ellis Penning

expert on Nature Based Solutions

Dr. Ellis Penning is an expert in the field of Nature Based Solutions and ecohydraulic research. She leads the research programme on Nature Based Solutions and carries out a variety of projects related to this…