The University of Michigan Percussion Ensemble (Joseph Gramley and Jonathan Ovalle, directors), will perform my The Persistence of Past Chemistries at the University of Michigan Hill Auditorium on January 20, 2015 at 8PM. Other works on the program include Germaine Taillefere’s two-piano/four percussion Hommage a Rameau, Pierre Boulez’s Improvisation sur Mallarme I & II, and Zivkovic’s Trio Per Uno.