Diarmaid MacCulloch is Emeritus Professor of the History of the Church at Oxford University, and Fellow of St Cross College and of Campion Hall. His Thomas Cranmer (1996) won the Whitbread Biography Prize, the James Tait Black Prize and the Duff Cooper Prize; Reformation: Europe's House Divided 1490-1700 (2004) won the Wolfson Prize and the British Academy Prize. A History of Christianity (2010), which was adapted into a six-part BBC television series, was awarded the Cundill and Hessell-Tiltman Prizes. He was knighted in 2012 and was awarded the Norton Medlicott Medal by the Historical Association in 2022.