N．Gregory Mankiw is professor of economics at Harvard University．As a stu-dent,he studied economics at Princeton University and MIT.As a teache he has taughtmacroeconomics,microeconomics,statistics,and principles of economics．He even spent one summer long ago as a sailing instructor on Long Beach Island．Professor Mankiw is a prolific writer and a regular participant in academic and policy debates．His work has been published in scho1-arlv 50urnals．such as the American Economic Review,Journal of Politicar Economy．and Quarterhd Journal of Economics,and in more popular forums,such as The New York Times,The Financia Time,The Wall Street Journal．and Fortune．He iS also author of the best-selling intermediate．1evel textbook Macroeconomics（Worth Publishers）．In addition to his teaching,research,and writing,Professor Mankiw has been a research associate of the National Bureau of Economic Research,an adviser to the Federal Reserve Bank of Boston and the Congressional Budget.ffice．and a member of the ETS test evelopment committee for the advanced placement exam in economics．From 2003 to 2005,he servedas chairman of the President'S Council of Economic Advisers．Professor MankiW 1ives in Wellesley,Massachusetts,with his wife．Deborah,three children；Catherine；Nicholas；and Peter,and their border terrier,Tobin．