1. Researcher, Center for Alcohol and Drug Research, Stavanger University Hospital, Stavanger, Norway
2. Clinical Psychologist, The Norwegian Centre for Movement Disorders, Stavanger University Hospital, Stavanger, Norway
3. Clinical Psychologist, Center for Alcohol and Drug Research, Stavanger University Hospital, Stavanger, Norway
4. Professor, Perelman School of Medicine, Department of Psychiatry, University of Pennsylvania, Philadelphia, Pennsylvania, USA
5. PhD Candidate, Center for Alcohol and Drug Research, Stavanger University Hospital, Stavanger, Norway
6. Head of Research, Social Anthropology, Center for Alcohol and Drug Research, Stavanger University Hospital, Stavanger, Norway