Daniel Henry KahnweilerDaniel-Henry Kahnweiler (25 June 1884 – 11 January 1979) was a German-born art historian, art collector, and one of the most notable French art dealers of the 20th century. He became prominent as an art gallery owner in Paris beginning in 1907 and wa among the first champions of Pablo Picasso, Georges Braque and the Cubist movement in art.[1] Read More Read Less