American Composers Orchestra opens its 2019-20 concert season with New England Echoes on Nov. 13, 2019 at at Carnegie Hall’s Zankel Hall. The concert is set to feature the world premiere of 2017 ACO Underwood Commission winner Hilary Purrington’s concerto for guitar and orchestra, Harp of Nerves, with guitar soloist JIJI. Jamie Barton will sing in the world premiere of new orchestrations of Charles {…}