Medicine

Research Fellow at Nuffield Department of Primary Care Health Sciences, University of Oxford, @OxPrimaryCare

Dr Andy McEwen Executive Director, National Centre for Smoking Cessation and Training (NCSCT)

Head of Policy and Media, Understanding Animal Research

Prof Ali Tavassoli is a Cancer Research UK-funded professor of chemical biology at the University of Southampton. @DrAliTavassoli

Professor of biostatistics and cancer epidemiology at the Wolfson Institute at Queen Mary University of London. @petersasieni