Paul Perrin, Chief Curator and Director of Conservation and Collections at the Musée d’Orsay, Paris Chiara Di Stefano, Associate Curator of Post-1800 Paintings at the National Gallery, London Katie Hanson, William and Ann Elfers Curator of Paintings, Art of Europe, Museum of Fine Arts, Boston Christopher Riopelle, Neil Westreich Curator of Post-1800 Paintings at the National Gallery, London