1. Annelies Overwijk, Research Group Healthy Ageing, Allied Health Care and Nursing, Hanze University of Applied Sciences and University of Groningen, University Medical Center Groningen, Department of Health Psychology, Groningen, The Netherlands
2. Thessa I.M. Hilgenkamp, Department of General Practice, Intellectual Disability Medicine, Erasmus MC, University Medical Center Rotterdam, The Netherlands, and Department of Physical Therapy, University of Nevada
3. Cees P. van der Schans, Research Group Healthy Ageing, Allied Health Care and Nursing, Hanze University of Applied Sciences, University of Groningen, University Medical Center Groningen, Department of Rehabilitation Medicine and Department of Health Psychology
4. Annette A.J. van der Putten, Department of Inclusive and Special Needs Education, University of Groningen, The Netherlands
5. Aly Waninge, Research Group Healthy Ageing, Allied Health Care and Nursing, Hanze University of Applied Sciences, and University of Groningen, University Medical Center Groningen, Department of Health Psychology, The Netherlands