1. Clinical Center of Excellence for Personality Disorders in Older Adults, Mondriaan Hospital, Heerlen, The Netherlands
2. School for Mental Health and Neuroscience (MHeNs), Department of Psychiatry and Neuropsychology, Maastricht University Medical Centre+, Maastricht, The Netherlands
3. Faculty of Health Medicine and Life Sciences, Maastricht University, Maastricht, The Netherlands
4. Arkin Mental Healthcare, NPI Center for Personality Disorders, Amsterdam, The Netherlands
5. Department of Clinical Psychology, William James College, Newton, MA, USA
6. Department of Psychiatry, Harvard Medical School, Boston, MA, USA
7. Department of Clinical and Lifespan Psychology, Vrije Universiteit Brussel, Brussels, Belgium
8. Department of Medical and Clinical Psychology, Tilburg University, Tilburg, The Netherlands