Johan van der Walt joined the University of Luxembourg in August 2011.Before moving to Luxembourg he held chairs at the Universities of Glasgow (2007-2011) and Johannesburg (1996-2006). He also holds an extraordinary professorship at the University of Pretoria (2009-). His fields of specialisation are Philosophy of Law, Legal Theory and Jurisprudence. His research is informed by continental European and Anglo-American traditions of philosophy, legal theory, jurisprudence, political theory and anthropology. He is the author of the monographs (2005) and and the (2014) as well as numerous peer-reviewed journal articles and chapter contributions to books. Law and Sacrifice The Horizontal Effect Revolution Question of Sovereignty