Soprano Dawn Upshaw (second from right) and fellows from Tanglewood's summer program performed the world premiere of Michael Gandolfi's Carroll in Numberland July 25. Boston Symphony Orchestra hide caption

itoggle caption Boston Symphony Orchestra

Gunther Schuller, shown conducting Charles Mingus's Epitaph in 2007, was a Pulitzer Prize-winning composer, conductor and educator. He died Sunday at age 89. Hiroyuki Ito/Getty Images hide caption

itoggle caption Hiroyuki Ito/Getty Images