Silvia Beltramo, Ph.D. (2004), Politecnico di Torino, is research fellow in History of Architecture at that university. She has published studies on the history of Italian architecture and urban culture in medieval and early modern times.Flavia Cantatore, Ph.D. (1996), Sapienza–Università di Roma, is Professor of History of Architecture at that university. She has published studies on Italian architectural history, patronage and urban culture in the Renaissance.Marco Folin, Ph.D. (2001), Scuola Normale Superiore of Pisa, is Professor of History of Architecture at the University of Genoa. He has published studies on Italian urban culture and the relationship between art and politics in the Renaissance.