Recent

• member Advisory Council, NIAS-Lorentz program (2014-2017).
• member Advisory Board, School of Science, Aalto University, Helsinki, Finland (2011-2017).
• member Foresight Panel, IT University, Copenhagen, Denmark (2008-2015).
• Member Advisory Council (`Beirat'), Fakultät für Informatik, Technische Universität München (2000-2014).
• Member Steering Committee, SOFSEM Conferences (2007-...)

Previous

• Member Advisory council of: Netherlands ICT Research and Innovation Authority (ICTRegie, until 31-12-2010).
• Vice-dean of research (ad interim): Faculty of Science UU (2011).
• Member Turing centenary advisory committee: The Alan Turing Year (2012).
• Member Council of: EATCS (until 2012), ACM Europe (until 2013).
• Vice president of: Informatics Europe (until 2012), past president of: European Forum for ICST (until 2013).