Leonard Liggio (1933-2014) was the executive vice president for academics at the Atlas Economic Research Foundation, Distinguished Senior Scholar at the Institute for Humane Studies, and research professor at the School of Law at George Mason University. Formerly, he was senior vice president of the Mont Pelerin Society and president of the Philadelphia Society. Dr. Liggio was a member of the advisory council of the Acton Institute in Italy, the Tocqueville Institute in France, and the Hayek Institute in Austria.