Memberships and committees
Member Royal Dutch Institution of Engineers (KIVI)
Member European Union of Conservation of Coasts (EUCC)
Member Coastal Engineering Research Council (International Conference on Coastal Engineering)
Founding and Steering Committee Member Coastal Dynamics Conference
Board of Trustees Netherlands Centre for Coastal Research
Member of National Technical Advisory Committee on Coastal Defence (ENW)
Chairman Working Group Coasts Technical Advisory Committee on Coastal Defence (ENW)