William Blum, author of "The CIA: A Forgotten History" and "Killing Hope: U.S. Military and CIA Interventions Since World War II," will discuss "U.S. Foreign Policy: A Study in Hypocrisy" Wednesday, Oct. 7, at 7:30 p.m. in the Edmund S. Muskie Archives. The public is invited to attend the Muskie Series lecture free of charge.