Joost KeizerJoost Keizer is Senior Lecturer in Art History at the University of Groningen. His previous books include The Realism of Piero della Francesca (2017), The Transformation of Vernacular Expression in Early Modern Arts (co-edited with ToddRichardson, 2011), and a book for young adults, This Is Leonardo da Vinci, with the illustrator Christina Christoforou (2016). Read More Read Less