Anna Thorvaldsdottir's Ad Genua (To The Knees) is arranged for Soprano solo, SATB chorus and string ensemble.  Commissioned by The Crossing and Donald Nally, conductor, with major support from the Pew Center for Arts & Heritage. The first performance took place on 24 June 2016 at the Episcopal Cathedral, Philadelphia, PA, U.S.A. with The Crossing and International Contemporary Ensemble. The score is in C, Duration 10 minutes.