1. National Drug and Alcohol Research Centre, University of New South Wales
2. National Centre in HIV Epidemiology and Clinical Research, University of New South Wales
3. Sydney Medically Supervised Injecting Centre, director of the Kirketon Road Centre and conjoint lecturer, School of Community Medicine, University of New South Wales
4. National Centre in HIV Epidemiology and Clinical Research and professor of Epidemiology, University of New South Wales
5. Bureau of Crime Statistics and Research, New South Wales Attorney General's Department
6. School of Public Health and Community Medicine, University of New South Wales
7. National Drug and Alcohol Research Centre and professor of Drug and Alcohol Studies, School of Medicine, University of New South Wales