Editorial Boards
- Member of the Editorial Board International Journal for Research in Undergarduate Mathematics Education (since 2020)
- Associated Editor Frontiers in Psychology (Educational Psychology) (since 2020)
- Member of the Editorial Board Journal für Mathematikdidaktik (since 2017-2021)
- Member of the Editorial Board International Journal of Mathematics and Science Education (since 2014-2020)
- Co-Editor of mathematica didactica (since 2005)
- Editor in chief of mathematica didactica (2012-2017)
- Co-Editor of the Journal Stochastik in der Schule (2006-2017)