Professor Kai Purnhagen (PhD (EUI), LLM (Wisconsin-Madison), MJI, State Exam (Giessen)) is Professor and Chair for Food Law, University of Bayreuth, Campus Kulmbach, Co-Director of the Institute for Food law and a distinguished international visitor at the Rotterdam Institute for Law and Economics, Erasmus University of Rotterdam Law School. He has broad expertise in international and EU law, especially in internal market, competition and trade law, private law, as well as in WTO litigation. He is (co-)author of over one hundred book chapters and articles in law journals, natural science and social science journals including the Common Market Law Review, European Law Review, European Law Journal, The Rabel Journal of Comparative and International Private Law, The Journal of World Trade, Nature Biotechnology, European Review of Private Law, Journal of Consumer Policy, European Business Law Review, the European Journal of Risk Regulation, Trends in Biotechnology and Risk Analysis. His articles in the New Phytologist and Pest Management Science were chosen by Wiley as most read paper in 2019. He is the founder and principal co-editor of the book series European Economic Law and Regulation (Springer), co-editor of Towards a European Legal Culture (Beck, Hart, Nomos, 2014), Varieties of European Economic Law and Regulation (Springer, 2014) and Transformation of Economic Law (Hart, 1999). He serves on the editorial boards of the European Journal of Risk Regulation (Cambridge University Press), the Journal of Financial Regulation (Oxford University Press), The Journal of Consumer Policy (Springer) and the book series Economic Analysis of Law in European Legal Scholarship (Springer). Previously he served as Assistant and Associate Professor at Wageningen University, Akademischer Rat aZ at the Ludwig Maximilian University in Munich, post-doc researcher at the Faculty of Law of the University of Amsterdam and lecturer at the University of Lucerne. Previous positions include a Fellowship at the Law School of the University of Wisconsin-Madison and at the University of Amsterdam and a visiting scholarship at the London School of Economics.