Roger Hagen, PhD, PsyD, Associate Professor, Department of Psychology, Norwegian University of Science and Technology, Trondheim, Norway Douglas Turkington, MD, Professor of Psychosocial Psychiatry, Newcastle University, UK Torkil Berge, PsyD, Psychologist, Vinderen Community Mental Health Centre, Diakonhjemmet sykehus, Oslo, Norway Rolf W Gråwe, PhD, PsyD, Head of R & D Unit, Drug and Alcohol Treatment, Norway
