Zygmunt G. Baranski is Albert J. and Helen M. Ravarino Distinguished Visiting Professor at the University of Notre Dame, Emeritus Serena Professor of Italian at the University of Cambridge, and Fellow of New Hall. He is co-editor of Petrarch and Dante: Anti-Dantism, Metaphysics, Tradition.Patrick Boyde is Emeritus Professor of Italian at St. John College in the University of Cambridge. He is the author and editor of several books on Dante, including Perception and Passion in Dante's Comedy.