Guests: Brad Birzer, Michael Foley, Christopher Hamilton, & Gad Saad

Host Scot Bertram talks with Brad Birzer, Professor of History and Russell Amos Kirk Chair in American Studies at Hillsdale College, about Yellowstone National Park at 150. Michael P. Foley, author of Why We Kiss Under the Mistletoe: Christmas Traditions Explained, joins the show to reveal some lesser-known facts about the holiday. Christopher Hamilton, Professor of Chemistry at Hillsdale, tells us all we need to know about gluten. And we hear excerpts from a Hillsdale lecture given by Gad Saad, titled, "The Idea Pathogens Destroying Logic, Science, Reason, and Common Sense".