From “Big Chief” and “It Ain’t My Fault” to “Deacon John’s Jump Blues,” from “Iko Iko” and “Trick Bag” to Creole Mass, Wardell Quezergue has been one of the key architects of New Orleans music over the last half century. A genius arranger who has worked in every style imaginable, Quezergue’s list of accomplishments defy his own recollection. During this candid look back over a lifetime in music, Quezergue announced his retirement. “I had a lot of fun,” ...