As a specialist in Old Master Paintings, his responsibilities include appraising and valuing Old Master paintings for auction, insurance and fair market value appraisals; researching and cataloguing for auctions; and business-getting. Prior to joining Christie's in June 1998, Mr. Wintermute was Director, Colnaghi USA, New York and prior to that he was Assistant Director, Stair Sainty Matthiesen Gallery, New York. He also served as Head of Paintings for Artemis Fine Arts, New York and London. He has curated a number of exhibitions and authored the accompanying catalogues. These include, for Stair Sainty Matthiesen Gallery: The First Painters of the King: French Royal Taste from Louis XIV to the Revolution, which also travelled to the New Orleans Museum of Art and the Columbus Museum of Art (1985-1986), and François Boucher: His Circle and Influence (1987). For Colnaghi his exhibitions include: 1789: French Art During the Revolution (1989); Claude to Corot: The Development of Landscape Painting in France (1990); and The French Portrait, 1550-1850 (1996). He curated the acclaimed exhibition Watteau and His World: French Drawing from 1700 to 1750 (1999-2000) for The Frick Collection, New York and the National Gallery of Canada, Ottawa. An expert on French paintings and drawings of the 18th century, Mr. Wintermute lectures extensively on the subject and has published widely on the artist Jean-Antoine Watteau, recently in the exhibition catalogues The Age of Watteau, Chardin and Fragonard: Masterpieces of French Genre Painting (2003) for Ottawa, Washington and Berlin, and The Splendor of Ruins in French Landscape Painting, 1630-1800 (2005) for Oberlin and Houston. He is the author of a forthcoming catalogue raisonne of Watteau’s paintings. Mr. Wintermute is a former Member of the Commissioner’s Art Advisory Panel of the Internal Revenue Service, Department of the Treasury. He was graduated from Vassar College and The Institute of Fine Arts, New York University.