1. School Psychology and Development in Context, Faculty of Psychology and Educational Sciences, KU Leuven Leuven Belgium
2. Harvard Medical School Joslin Diabetes Center Boston Massachusetts USA
3. Pediatrics, University Hospitals Leuven Leuven Belgium
4. Medical Psychology, Amsterdam Public Health, Amsterdam UMC, Vrije Universiteit Amsterdam Amsterdam Netherlands
5. Unit for Professional Training and Service in the Behavioural Sciences, University of the Free State Bloemfontein South Africa