John Sullivan is the accompanist for the Harvard-Radcliffe Chorus. He is a native of Cambridge and graduated from Harvard University in 2009 with a degree in Music. At Harvard, he directed the Dunster House Opera for two seasons (2006–08) and served as the 42nd music director of the Bach Society Orchestra (2008–09). Since the fall of 2009, he has worked as an accompanist and a teaching assistant for the chorus classes at Concord-Carlisle High School and also works with the Treble Chorus at the Fenn School in Concord. Mr. Sullivan serves as Accompanist for the Jameson Singers and the Concord Chorus and teaches piano. He has studied at Tanglewood and in Paris and conducted a concert performance of Mozart’s Don Giovanni at Harvard in 2013.