Uncle of the Bomb
Steven Shapin: The Oppenheimer Brothers, 23 September 2010
“... HUAC: Is your brother a member of the Communist Party? Robert Oppenheimer: He is not a member of the Communist Party, to the best of my knowledge. HUAC: Are you speaking as of the present time? Robert Oppenheimer: I am, sir. HUAC: Was he a member of the Communist Party in the past? Robert Oppenheimer: Mr Chairman, I will answer the questions you put to me ... ”