Robert Olen Butler back to the program today. Bob is one of America's most acclaimed writers of fiction, having not only won many literary honors, including the Pulitzer Prize, but he also had prize for short fiction named in his honor, which was award five times in the early 2000s. Early in his writing career, Butler wrote fiction about the Vietnam conflict from several different angles, and in his latest novel, Perfume River, he looks about how this war, and even wars before and since, have influenced the Quinlan family.