In this episode, Prof Nutt meets with Prof Alex Stevens, researcher in drug policy, treatment and harm reduction and Gillian Shorter, a researcher into the health and wellbeing of people who use alcohol and drugs. They discuss harm reduction strategies in the UK. They delve into the root causes of the stigma surrounding substance use disorders and explore the effectiveness of various harm reduction approaches, such as needle exchange programs and drug consumption rooms. The conversation also considers the politics surrounding these strategies and the limitations imposed by the Misuse of Drugs Act. [55 minutes]