True Concord presents Mozart's "Requiem: From Darkness to Light." This performance features the True Concord choir, soloists and orchestra. Morten Lauridsen, "the only American composer in history who can be called a mystic," is the most performed American composer of choral works. The five-time Grammy nominated composer, named "American Choral Master" by the National Endowment for the Arts and 2007 National Medal of the Arts recipient, will be in residence with True Concord the week of the performances. Performances include: Friday, March 29, 7:00 PM at Valley Presbyterian Church, Green Valley; Saturday, March 30, 7:30 PM at Catalina Foothills High School; and Sunday, March 31, 3:00 PM at Catalina United Methodist Church, Tucson.