1. Department of Psychiatry and Behavioural Neurosciences McMaster University Hamilton Ontario Canada
2. Homewood Health Care Guelph Ontario Canada
3. Department of Applied Behavioral Science University of Kansas Lawrence Kansas USA
4. Cofrin Logan Center for Addiction Research and Treatment University of Kansas Lawrence Kansas USA
5. Department of Psychiatry Western University London Ontario Canada
6. Homewood Research Institute Guelph Ontario Canada
7. Mental Health and Addictions Program St Joseph’s Healthcare Hamilton Hamilton Ontario Canada