1. Professor of Neuropharmacology, Blizard Institute and the National Centre for Bowel Research, Barts The London School of Medicine and Dentistry, Queen Mary University of London, London, UK
2. Vice Chair of Medicine for Innovation and Commercialization, Johns Hopkins University School of Medicine, Director, Johns Hopkins Center for Neurogastroenterology, Professor of Medicine and Neurosciences, Professor of Innovation Management, Johns Hopkins Carey School of Business, Baltimore, MD, USA