Elmyr de Hory was a Hungarian painter and art forger, born on April 14, 1906. He became famous for creating convincing forgeries of works by renowned artists such as Pablo Picasso and Henri Matisse. De Hory's forgeries were sold to unsuspecting collectors and galleries, leading to significant controversy in the art world. In the 1960s, de Hory's life was documented in the book "Fake!" by Clifford Irving, which detailed his experiences as a forger. He later became the subject of the documentary "F for Fake," directed by Orson Welles. De Hory's story raises questions about authenticity and value in the art market.