My guests today are Hyram and Verlan Lewis. Hyram and Verlan are brothers. Hyram is an associate professor of history at Brigham Young University, Idaho, and Verlan is a political scientist at Harvard Center for American Political Studies. Together, Hyram and Verlan have written a very interesting new book called "The Myth of Left and Right: How the Political Spectrum Misleads and Harms America" ​​​​​​​In this book, they challenge the widely held belief that the political left and right represent two distinct philosophies, liberalism or progressivism on one end and conservatism on the other. Instead, they argue that people on the left and the right are more like sports fans. They are born into a particular tribe and then they adopt the random assortment of beliefs that tribe currently holds. Now they acknowledge that there are such things as political philosophies, like libertarianism, for example. They just think those philosophies have nothing to do with what we call the left and...