Legal scholar Ralf Poscher is a director at the Max Planck Institute for the Study of Crime, Security and Law (formerly Max Planck Institute for Foreign and International Criminal Law). At the Freiburg Institute he is setting up a Department of Public Law. Ralf Poscher has been a professor at the Law Faculty of the University of Freiburg since 2009. He has held the position of dean of the Faculty of Law since 2018. From 2013 to 2018, he was managing director of the Centre for Security and Society (CSS) at the University of Freiburg. He previously held a professorship at the Law Faculty of the Ruhr University Bochum. Earlier stations in his academic career include the Institute for Advanced Study, Princeton, USA, the Faculty of Law of the University of Osaka, Japan, and the Humboldt University in Berlin.