1. Psychologist and PhD Student, Department of General Practice and Elderly Care Medicine/EMGO and Institute for Health and Care Research, VU Medical Center, Amsterdam, The Netherlands
2. Psychologist and Senior Researcher, Department of Primary and Community Care, Centre for Family Medicine, Geriatric Care and Public Health, Radboud University Nijmegen Medical Centre, Nijmegen, the Netherlands
3. Senior Researcher and Chairman of the Board of Directors, Zonnehuisgroep IJssel-Vecht, Zwolle, The Netherlands
4. Elderly Care Physician and Professor of Elderly Care Medicine and Geriatric Ethics, Department of General Practice and Elderly Care Medicine/EMGO and Institute for Health and Care Research, VU Medical Center, Amsterdam, The Netherlands
5. Psychologist and Professor of Clinical Geropsychology, Department of Clinical Psychology, Faculty of Psychological and Educational Sciences, EMGO + Institute for Health and Care Research, VU University, Amsterdam, The Netherlands, and Netherlands Institute of Mental Health and Addiction, Utrecht, The Netherlands
6. Elderly Care Physician, Senior Researcher, and Head of the Training Center For Elderly Care Physicians, Department of General Practice and Elderly Care Medicine/EMGO and Institute for Health and Care Research, VU Medical Center, Amsterdam, The Netherlands