1. Research Centre for Professional Education, Zuyd University of Applied Sciences, Heerlen, The Netherlands
2. OU Heerlen, The Netherlands
3. Research Group for Working in Education, Research Centre for Learning and Innovation, University of Applied Sciences Utrecht, Utrecht, The Netherlands
4. Department of Educational Research and Development, School of Business and Economics, Maastricht University, Maastricht, The Netherlands
5. HAN Arnhem, Nijmegen, The Netherlands