Roger E. Backhouse is Professor of the History and Philosophy of Economics at the University of Birmingham, where he has taught since 1980, and at the Erasmus University Rotterdam. In 2007 he was Ludwig Lachmann Research Fellow in the Department of Philosophy at the London School of Economics. He currently holds a Leverhulme Trust Major Research Fellowship. He is the co-editor (with Philippe Fontaine) of The History of the Social Sciences since 1945 (Cambridge, 2010) and The Unsocial Social Science? Economics and Neighboring Disciplines since 1945 (2010) and (with Bradley W. Bateman) of The Cambridge Companion to Keynes (Cambridge, 2006). He is co-author (with Bradley W. Bateman) of Capitalist Revolutionary: John Maynard Keynes. He is author of The Puzzle of Modern Economics, The Ordinary Business of Life and The Penguin History of Economics. He has written for a number of journals including Economica, the Journal of Economic Perspectives, History of Political Economy, the Journal of the History of Economic Thought and the Journal of Economic Methodology. He has been review editor of the Economic Journal, editor of the Journal of Economic Methodology and associate editor of the Journal of the History of Economic Thought. Mauro Boianovsky is Professor of Economics at Universidade de Brasilia, where he has taught since 1996, when he obtained his PhD from the University of Cambridge. He is the editor of Business Cycle Theories: Selected Texts, 1860–1939 (2008) and co-editor (with Kevin Hoover) of Robert Solow and the Development of Growth Economics (2009). He has written for a number of journals including History of Political Economy, the Cambridge Journal of Economics, the European Journal of the History of Economic Thought, Structural Change and Economic Dynamics and the Journal of the History of Economic Thought. Professor Boianovsky has been on the advisory board of History of Political Economy, the European Journal of the History of Economic Thought, Cahiers D'Economie Politique and the Journal of the History of Economic Thought. He has been awarded best article prizes by the History of Economics Society (1999, 2007) and the Brazilian Economic Association (1996, 1998, 2011).