Tim Hales is a neuropharmacologist. He graduated with a BSc (Hons) in Physiology from King’s College London in 1986 and a PhD from the University of Dundee in 1990. TH began working on opioids at the University of California in Los Angeles during his transition to independent research in the Department of Anesthesiology in 1990s. He led a signal transduction component of the National Institute on Drug Abuse (NIDA) funded Opioid Research Center headed by longstanding collaborator Dr Chris Evans. TH gained tenure and promotion to professor at the George Washington University in Washington DC and was continuously funded by NIDA and the National Institute of General Medicine until 2012. He returned to Dundee in 2009 as Professor of Anaesthesia and non-clinical head of the University’s Division of Neuroscience. He was elected Fellow of the Royal College of Anaesthetists in 2011. His research group studies the mechanisms of action of anaesthetics and opioid analgesics with the goal of improving anaesthesia and pain management by reducing off target effects including addiction.