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Listen to more about The Ruin of the Roman Empire, plus Jim O'Donnell's "Sixty Second Idea," a moment about 18 minutes in when host Bridget Kendall asks him to change the world in just one radio minute, all on "The Forum," a program from the BBC World Service.
NEW June 5, he also has a forum on "The Reality Club," from Edge.org, responding to The Impending Demise of the University.