Nick Spitzer is a folklorist who worked for the State of Louisiana for six years, and now works at the Smithsonian. Spitzer has also hosted several radio programs and recently produced the film "Zydeco: Creole Music and Culture in Rural Louisiana" and helped produce the album "Zodico: Louisian Créole Music." Spitzer joins the show to discuss and share jazz music from New Orleans, with a focus on Mardi Gras music and lesser known styles. (INTERVIEW BY BOB CARLIN)