Aaron J. Klein (1960 - July 7, 2016) was an Israeli author and journalist. He previously served as Time magazine's military and intelligence affairs correspondent in the Jerusalem Bureau.The recipient of 2002 Henry Luce Award, Aaron J. Klein, an M.A. in history from Hebrew University, has taught journalism at the college and university level in Israel. In 2014, Klein's book Master of Operations — a biography of Mossad agent Mike Harari — was published in Israel. Klein died of cancer on July 7, 2016.