Wouter van der Brug is Professor of Political Science at the University of Amsterdam. His research interests focus on cross-country comparative research in collective political behavior, in particular electoral behavior, right-wing populism and political parties. He published monographs, edited volumes and more than 90 scientific articles in various international journals, such as the European Journal of Political Research, the British Journal of Political Science, Comparative Political Studies, West European Politics, etc. He has been Board Member and Co-director of the European Elections Studies team since 1999. Also, he is the chair of the Dutch Association for Electoral Research, which is responsible for collecting the data of the Dutch Parliamentary Elections Studies. Van der Brug has been involved in several collaborative international research projects, in different roles, including Principal Investigator. He has been the supervisor (‘promotor’) of 20 PhD-students, several of whom are pursuing an academic career.