This scholar is a full professor and director of a Canadian Studies centre at a university. Their research focuses extensively on the social and legal history of alcohol, drugs, and addiction in Canada, particularly in Ontario. They have authored and edited multiple books on these topics and published numerous peer-reviewed articles and book chapters. Their work examines regulation, prohibition, public health, and the intersection of substance use with medicine, pharmacy, and social justice. They are also an active public intellectual, frequently consulted by media on issues related to cannabis legalization, alcohol policy, and public health.