Australian-born Professor Peter Goadsby is the NIHR-Wellcome Trust King’s Clinical Research Facility at King’s College London in the United Kingdom and is Professor of Neurology at the University of California, Los Angeles, USA. He is also Honorary Consultant Neurologist at King’s College Hospital and the Hospital for Sick Children, Great Ormond St, London. Professor Goadsby is one of four neuroscientists who have won this year’s prestigious international Brain Prize. The group has been recognised for discovering a key mechanism that causes migraines. Dr Deborah Devis, a science journalist with the Royal Institution of Australia, talks to Professor Goadsby about the culmination of four decades of developing new classes of migraine-specific drugs that are informed by the neurology of the brain.Find the science of everything at cosmosmagazine.com