Anybody with an interesting story to tell, or that perks my interest and makes me consider points of view I'd not considered before. In the dead category: Jesus Christ (the man), Leonardo da Vinci, Harry S. Truman. In the living category: Any WWII, Korea, or Vietnam vet. Abe Vigoda Charlie Rose Lacey Kendall Steve Martin Henry Kissinger Robert Guillaume Alan Alda Patton Oswalt More to come