Mike Wienbracke studied both law and economics in Germany, where he passed the “First State Examination in Law” in 2001 and was awarded the degree of “Dr. iur.” by the Faculty of Law of Ruhr-Universität Bochum in 2003. Upon successful completion of his postgraduate studies in 2004, he obtained an LL. M. from Edinburgh University and, prior to passing the German Bar Exam in 2006, held several legal clerkship positions, inter alia with the International Bureau of Fiscal Documentation (IBFD) in Amsterdam. Subsequently, he practised law as an associate in a tax-focussed firm with nationally and internationally-based clients and, from 2009 to 2010, was also a Guest Lecturer at City University London. In 2010, he was appointed full Professor of Public Law at “Westfälische Hochschule”. In the summer/fall of 2013, he spent his sabbatical as a Visiting Research Scholar at the University of Florida, Levin College of Law (research topic: constitutionality of retroactive tax laws; abstract available here). He has authored numerous publications on constitutional, administrative, tax and European law in both German and English.