Legal Validity and Soft Law / Law and Philosophy Library Bd.122 (PDF)

Jaap Hage studied Law and Philosophy at Leiden University. After working as an assistant professor at the Faculty of Law in Leiden, he became associate professor and in 2011 full professor of Jurisprudence at the University of Maastricht. His research interests include legal logic, basic legal concepts, methodology of legal science, and neurolaw. His main publications include the monographs 'Reasoning with Rules' and 'Studies in Legal Logic', and as co-editor the edited volumes 'Concepts in Law' and 'An Introduction to Law'.



Stephan Kirste studied law, history and philosophy and finished his juridical doctor with summa cum laude at the University of Freiburg (Germany) with a dissertation on time and law and his habilitation at the University of Heidelberg (Germany) with a book on public administrative law, receiving a venia legend for public law, philosophy of law, sociology of law and history of constitutional law. He became Professor of Law at the University of Heidelberg in 2006 (Extra-Ordinarius) and received a chair for for European Public Law and Legal Philosophy at the German Speaking Andrassy University Budapest in 2008, where he was Dean of the Faculty for Comparative Legal and State Sciences until his call to Salzburg in 2012. Since 2010 he is president of the German Section of the International Association for Legal and Social Philosophy (IVR). His fields of interest concern in particular: Theory of jurisprudence (esp. interdisciplinary of the science of law); Theory of law (esp. law and time); ethics of law (esp. human rights, human dignity, justice); Comparative constitutional law (esp. Brazil, USA); history of legal thought.



Anne Ruth Mackor studied law and philosophy in Leiden and Groningen and obtained her PhD in 1997 (Meaningful and Rule-guided Behavior: a Naturalistic Approach). From 2004 until 2014 she was Socrates professor of Professional Ethics at the Faculties of Philosophy and Theology,University of Groningen and