Matthew Rossheim

Matthew Rossheim is a Senior Professor at the University of North Texas Health Science Center. His research focuses on substance use epidemiology, health policy, and regulatory compliance, with specific emphasis on cannabis retail marketing, vaping advertising, and the public health impacts of emerging psychoactive substances. His recent work includes mystery shopper assessments of cannabis retailer practices across U.S. states, analyses of kratom availability in vape shops, and cohort studies on alcohol use initiation in Japan. He has also published commentary on Oregon’s psilocybin services and the public health implications of cannabis terminology.