Pablo Fenjves ghostwrote for a dead person.
Bernard Jeffrey `` Bernie '' McCullough ( October 5 , 1957 -- August 9 , 2008 ) better known by his stage name Bernie Mac , was an American comedian , actor and voice artist . Pablo Fenjves . Fenjves has ghostwritten more than a dozen books , including two number one New York Times Best-Sellers ( Witness and Blood Brother ) . Fenjves also ghostwrote the autobiographies and memoirs of Bernie Mac , Janice Dickinson , and music producer David Foster . He collaborated with O.J. Simpson to ghostwrite If I Did It , an account of the Simpson murder case .