William Blum
William Blum (; March 6, 1933 – December 9, 2018) was an American author and historian. He was a critic of United States foreign policy. He worked in a computer-related position at the United States Department of State in the mid-1960s. He was known for his works The CIA: A Forgotten History (1986), Rogue State: A Guide to the World's Only Superpower (2000) and Killing Hope (2003).