At long last, the COVID-19 pandemic seems to be in its final stages. And yet the permanent impact this pathogen has had on human culture cannot possibly be overestimated. We will surely never go back to the "way things were before." In today's episode, Gregg Fisher talks to one of the foremost experts on the subject, Yale University's Dr. Nicholas Christakis, author of the gripping book, Apollo's Arrow: The Profound and Enduring Impact of Coronavirus on the Way We Live.