Daniel Leopold Wildenstein (11 September 1917 – 23 October 2001) was an art dealer, historian and owner-breeder of thoroughbred race horses. He was the third member of the family to preside over Wildenstein & Co., one of the most successful and influential art-dealerships of the 20th century. He was once described as "probably the richest and most powerful art dealer on earth".Wildenstein was born in Verrières-le-Buisson, Essonne, just outside Paris. He was educated at Cours Hattemer and at the University of Paris, graduating in 1938 and going on to study at the École du Louvre. Wikipedia