Mastermind Counterfeiter Forger Documentary – The Anton Forgeries – Mark Hofmann Biography. Mark William Hofmann born in 1954 is an American counterfeiter, forger and convicted murderer. Widely regarded as one of the most accomplished forgers in history, Hofmann is especially noted for his creation of documents related to the history of the Latter Day Saint Mormon movement. When Hofmann’s schemes began to unravel, he constructed bombs to murder two people in Salt Lake City, Utah. He has been serving a life sentence at the Utah State Prison in Draper since 1988. . . Read Complete YouTube Description.