LSU History Professor Zevi Gutfreund on the volatile issue of immigration. Gutfreund’s book is “Speaking American” which brings debates over border security to a broader context of questions about language, citizenship and what it means to be an American. Musician Andrew Finn Magill on his performance Thursday at Highland Coffees. Magill is a fiddle player and violinist based in Asheville, North Carolina. New York Times Reporter Matt Richtel, a Pulitzer Prize winner, on his latest work which examines our immune system.