Robert Katz (27 June 1933 – 20 October 2010) was an American novelist, screenwriter, and non-fiction author.Katz was born in Brooklyn, New York, the son of Sidney and Helen Katz, née Holland, and married Beverly Gerstel on September 22, 1957. The couple had two sons: Stephen Lee Katz, Jonathan Howard Katz. He studied at Brooklyn College 1951–53 and went on to be a photojournalist and writer at the United Hias Service, NYC 1953–57, at the American Cancer Society in New York (1958–63) and then at the United Nations in New York and Rome (1963–64). He was a freelance writer from 1964 until his death. He fulfilled academic roles at numerous institutions, including being Visiting Professor of Investigative Journalism at the University of California, Santa Cruz (1986–92). Awarded an ongoing Guggenheim Fellowship in 1970, he has also been a fellow of Adlai E. Stevenson College; University of California during 1986 to 1992. He became a grantee of the American Council of Learned Societies in 1971; and a recipient of the Laceno d'Oro (best screenplay) award at the Neorealist Film Festival in Avellino, Italy (1983). Katz was involved in a criminal-libel in Italy over the contents of his book Death in Rome, in which he was charged with "defaming the memory of the Pope" Pius XII regarding the Ardeatine Massacre of 335 Italians, including 70 Jews, at the Ardeatine Caves in 1944. The case ended with the charges being dismissed in 1980 by Italy's highest court. The suit had been issued by the Pope's family. The book was made into the 1973 film Massacre in Rome starring Richard Burton.Katz lived for many years in Tuscany, Italy. He died October 20, 2010, in Montevarchi, Italy, as a result of complications from cancer surgery.