Bryan Caplan is a well-known economist, author, and speaker. He is a Professor of Economics at George Mason University and is recognized for his work in various fields, including public economics and libertarian political philosophy. Caplan has authored several influential books such as "The Myth of the Rational Voter" and "Selfish Reasons to Have More Kids." His research often challenges conventional wisdom, advocating for free-market principles and critically examining the intersection of economics and social policy.