Kevin D. Hoover is Professor of Economics and Philosophy at Duke University. Educated at the College of William and Mary, the University of St. Andrews, and Balliol College, Oxford, he has previously held positions at the Federal Reserve Bank of San Francisco, University of Oxford (Balliol College, Nuffield College, and Lady Margaret Hall), and the University of California, Davis, where served eight years as chair of the Economics Department. Hoover has served as president of the History of Economics Society, chairman of the International Network for Economic Method, editor of the Journal of Economic Methodology (ten years), and currently serves as editor of the journal History of Political Economy. In addition to more than one hundred articles in a variety of areas, including the history of economics, macroeconomics and monetary economics, and the methodology and philosophy of economics and econometrics, he has published four books (The New Classical Macroeconomics (1988), Causality in Macroeconomics (2001), The Methodology of Empirical Macroeconomics (2001), and Applied Intermediate Macroeconomics (in press)) and edited eight more. Hoover’s current research addresses causality, causal inference in economics, the philosophical foundations of econometrics, the operation of monetary and macroeconomic policy in the United States, the history of macroeconomics, and the philosophy of the American pragmatist Charles. S. Peirce in relation to economics.