Member of the Netherlands Organisation for Scientific Research (NWO) committee for Doctoral Scholarships for Teachers.

Member of the editorial board of the 'East European Journal of Diplomatic History'.

Member of the new committee of the Humanities Faculty at Utrecht University on the professionalisation in university teaching.

Member of the BKO-committee (Basic Teaching Qualification) of the Faculty of Humanities, Utrecht University.

Reviewer of the journal Cold War History and the Journal on Diplomacy and Statecraft.

One of the eleven members world-wide on the 'Parallel History Project on Cooperative Security'.