1. Centre for Gambling Research at UBC, Department of Psychology, University of British Columbia, Vancouver, British Columbia, Canada
2. Djavad Mowafaghian Centre for Brain Health, University of British Columbia, Vancouver, British Columbia, Canada
3. Institute of Psychology, University of Lausanne, Lausanne, Switzerland
4. Center for Excessive Gambling, Addiction Medicine, Lausanne University Hospitals (CHUV), Lausanne, Switzerland
5. Department of Psychiatry and Behavioral Neurosciences, Wayne State University, Detroit, Michigan, USA