Management Team Click on a photo for information on the expertise of the members of our management team. Hans de Bruijn Head of department Martijn Warnier Head of section Systems Engineering and Simulation Bram Klievink Head of section Organisation & Governance Bartel van de Walle Head of section Policy Analysis Heide Lukosch Head of Gamelab Leslie Zachariah Department Manager Joy van Eijk Department Secretary Share: Facebook Linkedin Twitter Email