1. Clinical Psychology, York University, Toronto, Canada
2. Psychedelic Studies Research Program, University of Toronto Mississauga, Mississauga, Canada
3. Department of Psychology, University of Toronto, Toronto, Canada
4. Department of Psychiatry and Weill Institute for Neurosciences, University of California, San Francisco, United States of America
5. Early Postdoc Mobility Grantee (P2ZHP1_17812), Swiss National Science Foundation, Bern, Switzerland
6. Social and Global Studies Centre, RMIT University, Melbourne, Australia
7. National Drug and Alcohol Research Centre, University of New South Wales, Sydney, Australia
8. Centre for Health Services Research, Faculty of Medicine, The University of Queensland, Brisbane, Australia
9. University College London, Gower Street, London, United Kingdom
10. Global Drug Survey Ltd, London, United Kingdom