Born in Vienna in 1968, where he also obtained his law degrees (master’s degree in 1991, doctorate in 1994). After completing postgraduate studies at Harvard Law School (LL.M. in 1994), he joined the Constitutional Law Section of the Austrian Federal Chancellery. From 1995 to 2003, he was a member of the chambers of Judge Dr. Peter Jann at the Court of Justice of the European Union. In 2003, he joined the European Commission’s Legal Service. In 2004, he obtained the postdoctoral qualification to lecture in European law at the University of Graz. In 2010, he was appointed honorary professor by WU. In 2013-2014, he was an EU Fellow at Yale University. He has taught and published extensively on various matters of European Union law.