1 Professor of Psychiatry and Addiction, Department of Psychiatry, RadboudUmc, Donders Institute for Brain, Cognition and Behaviour, Nijmegen, The Netherlands, Arnt.Schellekens@radboudumc.nl.
2 Scientific Director Nijmegen Institute for Scientist-Practitioners in Addiction (NISPA), Nijmegen, The Netherlands, Arnt.Schellekens@radboudumc.nl.
3 Emeritus Professor of Psychiatry and Addiction, Department of Psychiatry, Amsterdam University Medical Centers, Location Academic Medical Center, Amsterdam, The Netherlands.
4 Professor of Psychiatry and Psychotherapy, University of Heidelberg, Mannheim, Germany.
5 Director of Department of Addictive Behavior and Addiction Medicine, Central Institute of Mental Health, Medical Faculty Mannheim/Heidelberg University, Mannheim, Germany.
6 Professor of Working Mechanisms and Treatment of Addiction, Department of Psychiatry, Amsterdam University Medical Centers, Location Academic Medical Center, Amsterdam, The Netherlands.
7 Director Amsterdam Institute for Addiction Research, Amsterdam, The Netherlands.