Mary Morton is associate curator of paintings at the Getty Museum. Colin Bailey is chief curator at the Frick Collection. Marina Belozerskaya is an independent scholar based in Los Angeles. Charissa Bremer-David is associate curator of sculpture and decorative arts at the Getty Museum. Christoph Frank is a professor at the Accademia di Architettura of the Universita della Svizzera Italiana. Christine Giviskos is assistant curator of drawings at the Getty Museum. Mark Leonard is conservator of paintings at the Getty Museum.