Jason Brennan is the Flanagan Family Professor at Georgetown University. He is the author of ten books, including When All Else Fails and In Defense of Openness.Phillip W. Magness is a Senior Research Fellow at the American Institute for Economic Research in Great Barrington, Massachusetts. He is the author of two books and over a dozen scholarly articles on a diverse array of topics, including the economics of slavery, the history of international trade, federal tax policy, economic inequality, and the economic dimensions of higher education.