"The three unaccompanied choral pieces that comprise A Whitman Triptych were composed between 2012 and 2014. O Setting Sun was commissioned by the Madison Chamber Choir, Madison, Wisconsin, Anthony Cao, conductor, and received its premiereperformance on April 20, 2012. What Is the Grass? was commissioned by Cappella SF, Ragnar Bohlin, conductor, and was premiered on February 6, 2015. Facing West was commissioned in celebration of the 75th anniversary of the Golden Gate Bridge by theInternational...