Sophie Hannah is a Sunday Times and New York Times bestselling writer of crime fiction, published in forty-nine languages and fifty-one territories. Her books have sold millions of copies worldwide. In 2014, with the blessing of Agatha Christie’s family and estate, Sophie published a new Poirot novel, The Monogram Murders, which was a bestseller in more than fifteen countries. She has since published two more Poirot novels, Closed Casket and The Mystery of Three Quarters, both of which were instant Sunday Times Top Ten bestsellers.
