On this week’s episode of Show & Tell, two in-depth discussions about big topics. First, Mark Lach, Creative Director at Imagine Exhibitions, joins Andrea to discuss Titanic: The Exhibition. On now at Westfield Old Orchard, this exhibition takes a look at the history of the world’s most famous ship and the stories around it. For information and tickets, visit www.thetitanicexhibition.com. After that, Andrea sits down with lawyer, radio host, and author, Karen Conti, to discuss her new book, “Killing Time with John Wayne Gacy: Defending America’s Most Evil Serial Killer on Death Row.” Karen discusses the nuances of her work on the case and what she learned during that time. Pick up your copy now, wherever books are sold.