Paul Strathern is the author of numerous books about science, history, philosophy and literature, including two series, Philosophers in 90 Minutes and The Big Idea: Scientists Who Changed the World, and the Sunday Times bestseller The Medici: Godfathers of the Renaissance. He also won a Somerset Maugham award for his novel A Season in Abyssinia. He formerly lectured in philosophy and mathematics at Kingston University. He lives in London.