I'm a physician with postgraduate studies in the field of psychiatry and epidemiology. I've been working in the field of substances use and misuse and associated harms and risks for more than 30 years. both as a clinician and a researcher. I've published over 260 papers in peer-review journals, as well as pver 100 book chapters and books, both for professionals and for the lay public (Popular science)

After completing a PhD in methodology and psychology, Dr. Rehm has worked in Public Health in various countries, currently as a Senior Scientist for the Centre for Addiction and Mental Health and as a professor at the University of Toronto, Canada; and the I.M. Sechenov First Moscow State Medical University in the Russian Federation. Dr. Rehm has been selected as one the most influential scientists in substance use research in various international rankings.

Didier Jutras-Aswad is an addiction psychiatrist and researcher at the CHUM Research Centre. He is a Clinical Associate Professor at Université de Montréal and president of Université de Montréal’s Expertise and Collaboration Center on Concurrent Disorders. His research program focuses on addiction, HCV and comorbid psychiatric conditions.