Law and the New Logics

H. Patrick Glenn (1940-2014) taught and had research interests in the areas of comparative law, private international law, civil procedure and the legal professions. He was Peter M. Laing Professor of Law at McGill University, Montréal, and was a member of the Royal Society of Canada and a titular Member of the International Academy of Comparative Law. He also served as Director of the McGill Institute of Comparative Law. In 2006, Glenn received the Prix Léon-Gérin in recognition of his contributions to comparative law over his career, and in 2012, he was elected President of the American Society of Comparative Law. Lionel D. Smith is Sir William C. Macdonald Professor of Law at McGill University, Montréal and Professor of Private Law at Dickson Poon School of Law, King's College London. He has written extensively on many aspects of comparative private law and is particularly engaged with how private law understands aspects of unselfish behaviour. Smith is a member of the American Law Institute, the European Law Institute, the International Academy of Comparative Law and the International Academy of Estate and Trust Law.

• Introduction Lionel D. Smith; Part I. New Logics in the Functioning of Legal Orders: 1. Logics of argumentation and the law Henry Prakken; 2. Conjunction of evidence and multivalent logic Kevin Clermont; 3. One God, no state, and many legal arguments: multivalent logic in Jewish law Chaim Saiman; Part II. New Logics in the Relations of Legal Orders: 4. Logical tools for legal pluralism Jaap Hage; 5. Legal inconsistency and the emergence of states Nicholas Barber; 6. Political settlement and the new logic of hybrid self-determination Christine Bell; 7. Choice of law and choice of logic H. Patrick Glenn; 8. Where laws conflict: an application of the method of chunk and permeate Graham Priest; 9. Law and equity: chunk and permeate? Lionel D. Smith; Part III. The Logical Debate: 10. Do inconsistent laws deliver gluts? Jc Beall; 11. The applications of bivalent logic, and the misapplication of multivalent logic to law Andrew Halpin; 12. Fuzzy law: a theory of quasi-legality Oren Perez.

'This book offers a rich catalogue of techniques, inspired by non-classical logic and available for deployment in legal thought and practice.' Makysmilian Del Mar, The Cambridge Law Journal