First introduced to jazz audiences in the 1990s as the protégé of Art Farmer, Matheny has matured into “one of the jazz world's most talented horn players” Matheny's most ambitious composition to date is Spiritu Sancto, the New Millennium Mass, a monumental sacred work scored for chorus, organ, percussion, brass quintet, jazz ensemble and gospel soloist, Spiritu Sancto received its world premiere on the dawn of the new millennium at St. Domenic's Cathedral in San Francisco.