When people visit New Orleans, they’ll inevitably hear music at clubs like Preservation Hall, Snug Harbor and the Palm Court, or they’ll experience it being played outdoors in historic Jackson Square or swingin’ down a street during a second line parade. Often, they’ll exclaim, “Oh, this is jazz? I didn’t think I liked jazz, but I like this.” That change of heart is the result of audiences experiencing jazz played by New Orleans musicians happily sharing their love of the music and its herita...