In the course of a long career at Sotheby's Christopher de Hamel probably handled and catalogued more illuminated manuscripts and over a wider range than anyone else alive. He is a Fellow of Corpus Christi College, Cambridge, and was Librarian of the Parker Library from 2000 to 2016, which holds many of the earliest manuscripts in English language and history, including the Psalter of Becket.
Christopher de Hamel is the author of A History of Illuminated Manuscripts and Meetings with Remarkable Manuscripts, which won the Wolfson History Prize and the Duff Cooper Prize in 2016. He is a Fellow of the Society of Antiquaries and the Royal Historical Society.