Symphony Number One, a local chamber orchestra comprised of and run by Peabody students and alumni, will perform will present season finale concerts on May 6-7 at 8:00 pm Emmanuel Episcopal Church. The program features Son of Chamber Symphony by John Adams, The Promised Burning by Call for Scores Winner Andrew Posner (BM ’15, Composition), and Call for Scores Honorable Mention [fuse] by Nick Omiccioli.