William Schimmel distills Mahler's lengthy Ninth Symphony down to under seven minutes. Illustration by Joan Chiverton hide caption

itoggle caption Illustration by Joan Chiverton

Members of the ensemble So Percussion join conductor Gustavo Dudamel for the U.S. premiere of David Lang's man made at Walt Disney Concert Hall. Doriane Raiman/for NPR Music hide caption

itoggle caption Doriane Raiman/for NPR Music

Gustav Mahler wanted each of his symphonies to contain a world of emotions and ideas. Library of Congress hide caption

itoggle caption Library of Congress

Composer Peter Lieberson wrote his Neruda Songs for his wife, mezzo-soprano Lorraine Hunt Lieberson. Johansen Krause/Peter Lieberson hide caption

itoggle caption Johansen Krause/Peter Lieberson