Samuel Barber (1910-1981) was one of the most important and honored American composers of the twentieth century. Writing in a great variety of musical forms--symphonies, concertos, operas, vocal music, and chamber music--he infused his works with poetic lyricism and gave tonal language and forms new vitality. His rich legacy includes such famous compositions as the Adagio for Strings, the orchestral song Knoxville: Summer of 1915, three concertos, and his two operas, the Pulitzer Prize-winning Vanessa and Antony and Cleopatra, a commissioned work that opened the new Metropolitan Opera House...