The Cavaliers' 2018 show, "On Madness and Creativity," was inspired by the stories of composer Maurice Ravel and painter Anne Adams, both of whom were thought to suffer with the degenerative brain disease progressive aphasia. One of the early symptoms of the disease is a flood of creativity. In this Field Pass podcast, Dan Potter finds out how one song held the final key to completing The Cavaliers' production and why the corps' artistic director Danny Wiles thinks this year's top six corps could be the best top six ever.