Dr Michael Mosley is a British journalist, scientist, producer and TV presenter. Born in Kolkata, India, the son of a bank director, Mosley studied philosophy, politics and economics at New College, Oxford before working for two years as a banker in the City of London. He then decided to move into medicine, intending to become a psychiatrist, studying at the Royal Free Hospital Medical School. Becoming disillusioned by psychiatry, Mosley upon graduation joined a trainee assistant producer scheme at the BBC in 1985. He produced a number of science programmes, including The Human Face with Professor Robert Winston, and the 2004 BBC Two engineering series Inventions That Changed the World. His television presenting credits include Blood and Guts, Medical Mavericks and The Story of Science, and The Truth About Exercise. He is the author of the million-copy bestselling 5:2 Fast Diet. His forthcoming book is The 8-Week Blood Sugar Diet, which he co-wrote with Professor Roy Taylor.