Dr. Bundit Sornpaisarn is a Project Scientist with the Ontario Node of the Canadian Research Initiative in Substance Matters (OCRINT). He had graduated Master’s degree in Public Health (Mental Health) from Johns Hopkins University and a Ph.D. degree in Public Health (Social and Behavioural Health Science) from the University of Toronto. His research interests mainly focus on mental health and addiction research, especially alcohol, cannabis, and tobacco use. Policy evaluation, policy processes, and taxation measures are also his main focuses. As a member of the OCRINT team, he has undertaken the expert consultation process to prioritize substance use research in Ontario and conducted several studies focusing on the research as mentioned above.