Dr Ian Mortimer is an independent historian best known as the author of the four Time Traveller's Guides - to medieval and Elizabethan England and Restoration and Regency Britain. A Fellow of both the Royal Historical Society and the Society of Antiquaries, he won the Royal Historical Society's Alexander Prize in 2004 for his work on the social history of medicine. He has subsequently published peer-reviewed articles in the scholarly press on aspects of English history for every century from the twelfth to the twentieth. He also writes in other genres: his timeslip novel, The Outcasts of Time, won the 2018 Winston Graham Prize for historical fiction. He lives on the edge of Dartmoor, in southwest England.