1. Marjolein Helleman, RN, MScN, Dimence Group, Zwolle, Netherlands; Radboud University Medical Centre, Nijmegen, Netherlands
2. Peter J. J. Goossens, RN, APRN, PhD, FEANS, Radboud University Medical Centre, Nijmegen, Netherlands; Dimence Group, Deventer, Netherlands; Ghent University, Ghent, Belgium; GGZ-VS, Utrecht, Netherlands
3. Ad Kaasenbrood, MD, PhD, Centre for Personality Disorders, Utrecht, Netherlands; Pro Persona, Arnhem, Netherlands
4. Theo van Achterberg, RN, PhD, FEANS, Radboud University Medical Centre, Nijmegen, Netherlands; KU Leuven, Leuven, Belgium