Jochen SOHNLE

Head of the course Local and Regional Authorities and the European Union


Jochen Sohnle is Professor of Public Law at the Faculty of Law, Economics and Management in Nancy (UniversitĂ© de Lorraine) and a researcher at IRENEE (EA 7303). He is currently Director of the Doctoral School of Legal, Political, Economic and Management Sciences at the UniversitĂ© de Lorraine. At the Centre Universitaire EuropĂ©en de Nancy, he is responsible for the Master 2 “CollectivitĂ©s territoriales et Union EuropĂ©enne”. After studying law at the universities of Toulouse (France), Heidelberg (Germany) and Strasbourg (France), and philosophy at the University of Distance Learning in Hagen (Germany), he completed a doctorate in international law at the University of Strasbourg.


He has taught international, European, French and comparative environmental law in Canada, the United States, Haiti, Germany, Spain and Russia. He was a full-time visiting scholar at the Pace Global Center for Environmental Legal Studies, Pace Law School, New York, U.S.A. (January-August 2015). He also regularly lectures at Sciences-Po Paris (Nancy trilingual campus) and the University of Strasbourg (Faculty of Law and Institute of Political Studies). His research work, which is conducted in several languages (French, English, Spanish, German), focuses on international and comparative environmental, water and natural resources law, as well as legal philosophy.

He also specializes in cross-border cooperation between local authorities and in comparative public administration law. His publications include Environmental Constitutionalism: What impact on Legal Systems? – Environmental Constitutionalism: What impact on Legal Systems, P.I.E. Peter Lang, Brussels, 2019 and with Christophe Bouriau, La dimension kantienne de l’État de droit – Approches juridiques et philosophiques, Presses universitaires de Nancy – Éditions Universitaires de Lorraine, coll. Philosophie allemande: une autre histoire, 2020.