Charles Hope is Director of the Warburg Institute and Professor of the History of the Classical Tradition at the University of London. Jennifer Fletcher was Senior Lecturer at the Courtauld Institute until September 2002. Jill Dunkerton is Restorer in the Conservation Department at the National Gallery. Miguel Falomir is Head Curator of Italian Renaissance Painting at the Prado, Madrid. David Jaffé is Senior Curator at the National Gallery. Nicholas Penny is Senior Curator of Sculpture at the National Gallery of Art, Washington. Caroline Campbell is Assistant Curator of Renaissance Painti...