Dr. David Cowan is Professor Emeritus in the Department of Environmental, Analytical, and Forensic Science at King’s College London. He is also an Officer of the Most Excellent Order of the British Empire for services to anti-doping science, as well as a world-renowned expert on drug detection and anti-doping. David discusses current research projects, real-world applications of his anti-doping research, and some of the major challenges in the field of anti-doping.