Leon Charney interviews Graham Allison about his book Nuclear Terrorism: the Ultimate Preventable Catastrophe. This is the second of the 2-part series. Graham Allison is an American political scientist and professor at the John F. Kennedy School of Government at Harvard. He is renowned for his contribution in the late 1960s and early 1970s to the bureaucratic analysis of decision making, especially during times of crisis. Original Broadcast Date: August 15, 2004 Air Date: November 4 & October 28, 2012