Dr. Manuel Kellerbauer is a Legal Adviser at the European Commission's Legal Service dealing in particular with cases related to external relations, social affairs and antitrust. Manuel passed the German bar exam and holds master's degrees from the Universities of Aix-en-Provence and Tÿbingen, as well as a PhD from the University of Tÿbingen. Manuel's previous experience includes work at the Commission's Directorate-General for Competition. He lectures at university (Saarbrÿcken, Wÿrzburg and Lyon), publishes widely on EU competition law related topics, is a co-editor of commentaries on the EU Treaties and the Charter of Fundamental Rights (second edition forthcoming, OUP, 2023) and the UK Withdrawal Agreement (OUP, 2021), as well as a co-editor of the European Journal of Business Law ('EuZW'). Marcus Klamert is Professor of European Law at the University of Graz and a legal adviser at the Federal Chancellery of Austria. He held (visiting) fellowships with the Austrian Academy of Sciences, the Institute of European and Comparative Law, University of Oxford and the European University Institute, Florence. He practiced law with a leading global law firm in Vienna and worked for the European Commission in Brussels. He represents Austria repeatedly before the European Courts. His publications include The Principle of Loyalty in EU Law (OUP 2014), Services Liberalization in the EU and WTO - Concepts, Standards and Regulatory Approaches (CUP 2014), and a leading Austrian textbook on EU law. He is a co-editor of The EU Treaties and the Charter of Fundamental Rights: A Commentary (second edition forthcoming, OUP, 2023) and of the competence entries in the OUP Online Encyclopaedia of EU Law. Jonathan Tomkin is a member of the European Commission's Legal Service (Justice, Liberty and Security team). Since 2016, he is an affiliated researcher at the Institute for European Law, KU Leuven. He is a barrister (admitted to the Bar of Ireland, Bar of England and Wales - Inner Temple), a former Director of the Irish Centre for European Law (Trinity College, Dublin) and Legal Secretary (RÃ(c)fÃ(c)rendaire) at the Court of Justice of the European Union. He is a co-author and co-editor of commentaries on EU Immigration and Asylum Law (Brill 2012), the Citizenship Directive (2nd edition, OUP, 2019) and the EU Treaties and the Charter of Fundamental Rights (second edition forthcoming, OUP, 2023).
