Research Professor in economics (esp. cliometrics) for the French National Agency for Scientific Research (CNRS) and Director of the Bureau d'Economie Théorique et Appliquée (BETA), a CNRS institute located at the Univer-sities of Strasbourg and Nancy. He is also Founding President of the French Cliometric Society, Founding Managing Editor of Cliometrica (Springer Verlag), member of the Board of Trustees of the American Cliometric Society, and member of the Governing Board of the French Economic Association. His research interests and publication domains are cliometrics, macroeconomics, time series econometrics and history of economic thought. He teaches cliometrics at the Humboldt University in Berlin and the University of Strasbourg.