Dr. Andreas Petzold was educated at Manchester University and the Courtauld Institute of Art where he obtained a Ph.D. for a study of color in Romanesque manuscript illumination. He was a curator at the Victoria and Albert Museum, where he specialized in Medieval and Renaissance art. He is the author of Romanesque art in the Everyman Art Series. He currently teaches at MPW London and is an Associate Lecturer for the Open University. He is currently working on a study of the iconography of color in Medieval art due for publication in 2016.