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 History of Art at MPW London. He has recently published a study on the iconography of color in the Routledge Companion to Medieval Iconography and is currently working on a study of religion and color in the medieval period to be published in 2020 in the Cultural History of Color.