External reviewer for Mitacs Accelerate research proposals at University of Waterloo, Canada.
Organizing committee member in: ICICIS 2005, ICICIS 2007, ICICIS 2009.
PhD (Ghita Berrada)
Master students (Jasper Kuperus, Jeroen Hek, Daniël Knippers, Niels Witte, Bas Janssen, Steffen Schaffert, Chang Sun, Darius Schneider, Yannik Hermey, Max Uppenkamp, Josephine Rutten) and many other Bachelor graduation projects at Maastricht University, University of Twente and Ain Shams University.
Master defense committee (Abriha Weldemariam, Mafkereseb Bekele, Mike Kolkman, Joey de Vries, Irme M. Groothuis, Sebastian Kalix).
eBay, San Jose, USA on Nov 2013.
ICTOPEN 2015, Amersfoort, Netherlands on Mar 2015.
Invited talk at CBS, Heerlen, Netherlands on Feb 2017.