"We got more information out of a German general with a game of chess or Ping-Pong than they do today, with their torture," said Kolm, 90, an MIT physicist who had been assigned to play chess in Germany with Hitler's deputy, Rudolf Hess [1].

Also: Why Torture Doesn't Work: The Neuroscience of Interrogation [2]

[1] http://www.washingtonpost.com/wp-dyn/content/article/2007/10...

[2] http://www.amazon.com/Why-Torture-Doesnt-Work-Interrogation/...