Few music festivals are as rich, profound, and joyous as the New Orleans Jazz & Heritage Festival, now entering its 50th year. With 50 tracks recorded live, Jazz Fest captures the festival's ecstatic spontaneity, which defines the essence and vitality of American popular music. Ever since its inception a half century ago, Jazz Fest has exuberantly expressed the unique confluence in New Orleans of Native American, African, Caribbean, European, Hispanic,...