Valery Gergiev; Riccardo Muti; Philip Glass

From the new Mariinsky Theatre in St. Petersburg, artistic director Valery Gergiev reflects on his musical career and the cultural history of the Mariinsky and its impact on music and ballet. Famed conductor Riccardo Muti describes the art of conducting, his accomplishments with the Chicago Symphony, and his upcoming engagement at Carnegie Hall. Philip Glass, a self-styled "composer of theatre music," introduces his memoir, "Words Without Music," and shares some personal anecdotes about his life and friends.