Harry Sumnall is a Professor in Substance Use at the Public Health Institute. He is interested in all aspects of substance use, particularly young people’s health issues. Harry’s funded research programmes have examined the evidence base for substance misuse prevention and the mechanisms for implementing evidence based practice and policy. Harry also has research interests in psychopharmacology and addictive behaviours, with a focus upon causes, consequences, and experiences of drug use. He is also interested in the psychopharmacology of entactogens and hallucinogens and the developing field of new psychoactive substances (legal highs).

Harry is a member of the UK Advisory Council on the Misuse of Drugs, and a Board Member of the European Society for Prevention Research.