AMALIA AMAYA Institute for Philosophical Research of the National Autonomous University of Mexico in 2008 MATHILDE COHEN Fellow at Columbia Law School, USA, and a member of the Centre de Théorie et d'Analyse du Droit, CNRS, France JONATHAN CROWE Senior Lecturer in the T.C. Beirne School of Law at the University of Queensland in Brisbane, Australia SYLVIE DELACROIXLecturer at University College London (jurisprudence, and law and ethics) and the director of the UCL Centre for Ethics and Law, London, UK MICHAEL GIUDICE Associate Professor of Philosophy at York University, Adjunct Professor of Philosophy at McMaster University, Adjunct Professor of Law at Osgoode Hall Law School, and Faculty Associate at the Jack and Mae Nathanson Centre on Transnational Human Rights, Crime and Security, Canada DAN PRIEL Assistant Professor at the University of Warwick School of Law, UK; in 2010-11 he is Visiting Professor at Osgoode Hall Law School, Canada NICOLE ROUGHAN University Temporary Lecturer in Law at the University of Cambridge, UK, where she teaches jurisprudence and constitutional law STEFAN SCIARAFFA Assistant Professor with the Philosophy Department at McMaster University, Canada SUNDRAM SOOSAY Assistant Professor at the National University of Singapore BAS VAN DER VOSSEN Assistant Professor in the Philosophy Department at the University of North Carolina, Greensboro, USA LORENZO ZUCCA Lecturer in Law at King's College London, UK.