Pierluigi Barrotta is Full Professor of Philosophy of Science at the University of Pisa. He has co-edited with Marcelo Dascal Controversies and Subjectivity (John Benjamins Publishing Company, Amsterdam and Philadelphia 2005). His latest book is Il liberalismo nell'età dei conflitti, with Sebastiano Bavetta, forthcoming. His areas of interests include models of scientific rationality and the philosophy of economics. He is presently carrying out a research project on the epistemology of environmental science. His academic email address is pl.barrotta@fls.unipi.it

Greg Bognar is a post-doctoral research fellow at the Harvard University Program in Ethics and Health. His research focuses on conceptions of well-being and the value of life, and their role in moral and political philosophy.

Vivienne Brown is Professor of Intellectual History at the Open University, UK. She is the author of Adam Smith's Discourse: Canonicity, Commerce and Conscience (1994) and is the founder/editor of The Adam Smith Review. Her current research interests include issues of rights and agency.

David Collard is Emeritus Professor at the University of Bath. He had taught at the Universities of Wales, Bristol and Bath where he was a Head of School and a Pro Vice-Chancellor. His research interests are in welfare economics in which his best-known publication was Altruism and Economy (1978) and the history of economics in which he has published widely.

Michel DeVroey is Professor of Economics at the Universitè catholique de Louvain, Belgium. He has held visiting positions at the Sorbonne, Duke University and Clemson University. He is the author of Involuntary Unemployment. The Elusive Quest for a Theory (Routledge 2004). He is currently working on a book on the history of macroeconomics.

Aviad Heifetz is a Professor of Economics currently serving as the chair of the Economics and Management department at the Open University of Israel. His research focuses on interactive epistemology, the evolution of preferences and mechanism design. He is the author of the textbook Strategic Thinking – Game Theory with Economics and Business Applications (The Open University of Israel Press, forthcoming, in Hebrew). Email: aviadhe@openu.ac.il. Website: http://www.openu.ac.il/Personal_sites/Aviad-Heifetz.html.

Karsten Klint Jensen is affiliated with the interdisciplinary Danish Centre for Bioethics and Risk Assessment at University of Copenhagen. His research interests lie primarily within ethical theory and applied ethics. A dominant theme has been the interface between ethics and other disciplines, e.g. economics, decision theory, animal welfare studies, environmental science, risk assessment and risk perception studies.

Enrico Minelli is a Professor of Economics at the Università di Brescia, Italy. He has a Ph.D in Economics (1995) and a D.E.A. in Mathematics (1993) from the Université catholique de Louvain, where he has been teaching from 2000 to 2005. His main research interests are in general equilibrium theory and the economics of information. Email: minelli@eco.unibs.it.

Luis M. Miller is a research associate at the Max Planck Institute of Economics (Strategic Interaction Group) and an external research associate at the Spanish Council for Scientific Research (IESA-CSIC). His interests are in behavioral and experimental economics and analytical sociology. He is currently working both theoretically and empirically on the notion of social convention.

Michael K. Miller is a graduate student in the Department of Politics at Princeton University. He is interested in topics at the intersection of formal political theory, normative theory and political economy, especially as they relate to democracy and group decision-making.

Juan D. Moreno-Ternero is an Associate Professor of Economic Theory at the University of Málaga and a Research Associate at CORE, Université catholique de Louvain. He holds a Ph.D. in Economics from the University of Alicante and was a Postdoctoral Research Fellow at Yale University and at CORE, Université catholique de Louvain. His research interests include welfare economics, political economy and health economics. He has published a number of articles on these topics in journals such as Econometrica, Health Economics, Social Choice and Welfare, and the Journal of Public Economic Theory.

John E. Roemer is Elisabeth S. and A. Varick Stout Professor of Political Science and Economics at Yale University. His most recent books are Racism, Xenophobia, and Distribution (Harvard University Press, 2007, co-authored with Woojin Lee and Karine Van der Straeten) and Democracy, Education, and Equality (Cambridge University Press, 2006). His current work focuses upon equality of opportunity, the political economy of democracy, and the consequences of global warming for inter- and intra-generational distributive justice.