Colin Wiggins, deputy head of education at the National Gallery, London, has contributed to many books, including "John Virtue: London Paintings," "Ron Mueck," and" Kitaj: In the Aura of Cezanne and Other Masters," all published by Yale. Philip Conisbee, senior curator of European paintings at the National Gallery of Art, Washington, is author of "Cezanne in Provence" (Yale), among other titles. Juliet Wilson-Bareau is an independent art historian and writer who has published widely on Spanish painting, Manet, and Goya.