Scrollworks offers music lessons and instruments for children, free of charge. Patrick Barry /State of the Re:Union hide caption

itoggle caption Patrick Barry /State of the Re:Union

The Ensemble ACJW, conducted by Sir Simon Rattle (center), features musicians from the Academy, sponsored by Carnegie Hall and the Juilliard School. The violist to the right of Rattle is Nathan Schram. Jennifer Taylor/Getty Images hide caption

itoggle caption Jennifer Taylor/Getty Images