Prof Forrest is the Hepatology Clinical Lead for NHS Research Scotland which involves the oversight and coordination of Hepatology research in Scotland, Chair of the Alcohol Harms Group, Alcohol Drugs Partnership, Glasgow City Council involving understanding the many aspects of alcohol-related harm: health, social, criminal justice, as well as the Chair of the NHS Greater Glasgow and Clyde Acute Alcohol Management Group addressing the management of alcohol problems in acute hospitals. He is also a Scottish Health Action on Alcohol Problems Steering Group member; a health advocacy group in Scotland which has driven forward minimum unit alcohol pricing amongst other measures to reduce alcohol harms, and an ALERT Audit Steering Group member; a project which will shed light upon the performance of UK hospitals in managing alcohol-related liver disease.