On this edition of The Arts Section, host Gary Zidek catches up with renowned composer Missy Mazzoli to talk abut her latest project, a thriller opera that’s opening in Chicago. The Dueling Critics, Kelly Kleiman and Jonathan Abarbanel, join Gary to review Definition Theater’s latest. Later in the show, Gary sits down with Nan Giordano, the artistic director of the celebrated Giordano Dance company to talk about a special program coming up. And WDCB’s Leslie Keros has the story behind a new recording that sheds light on the career of Lil Hardin Armstrong.