Johann Ruben Leiss is a Førsteamansuensis (Associate Professor) at the Høgskolen i Innlandet since 2019. From October 2019 til February 2020, Leiss holds the Chair of Public and International Law as a deputy Professor (Lehrstuhlvertretung) for Professor Andreas L. Paulus at the University of Göttingen. In 2019 he worked as a researcher at the SIGNAL Project, University of Oslo. He obtained his PhD from the University of Oslo in 2019. Leiss worked as a Research Fellow and doctoral candidate at the Faculty of Law, University of Oslo, from 2014-2019. In 2015 he was a Visiting Research Fellow at the Lauterpacht Centre for International Law, University of Cambridge (UK), and Visiting Research Scholar at Jesus College. In 2014 he obtained the German second state examination at the Kammergericht in Berlin. During his Referendariat he worked inter alia for the law firm Redeker/Sellner/Dahs, the German Foreign Ministry and the German Federal Constitutional Court. In 2012, Leiss obtained a Master in Comparative, European and International Laws from the European University Institute in Florence (EUI). He graduated from the Faculty of Law at the University of Göttingen in 2011. Leiss worked as a Research assistant at the Göttingen Institute of Public International and European Law, Chair of Professor Andreas L. Paulus and for the Joint Project “German Precursors to International Constitutionalism” between the Hebrew University (Jerusalem) and the University of Göttingen.
Johann Ruben Leiss works in the fields of Public International Law, European Law, Comparative Law, Legal Theory, and Public Law.
- Responsible teacher for the course "JUS2007/2 Western Legal Culture -Comparative History and Theory of Legal Methods