Philippe Sands QC is Professor of Law at University College London and a practising barrister. He is author of Lawless World and Torture Team and numerous academic books. His last book, East West Street won numerous prizes, including the Baillie Gifford Prize and the Prix Montaigne. His new book is The Ratline: Love, Lies and Justice on the Trail of a Nazi Fugitive, follows a 10-part BBC podcast and radio series. He is President of English PEN and a member of the Board of the Hay Festival.