Since 2010 he has been a Professor at the University of Erlangen-Nürnberg and holds the Chair in Public Law and Public International Law. Prof. Krajewski is one of the program directors of the MA in Human Rights and chairperson of the Interdisciplinary Research Center for Human Rights Erlangen-Nürnberg (CHREN). He also chairs the Board of Trustees of the German Institute for Human Rights and is Secretary-General of the German Branch of the International Law Association. Professor Krajewski teaches German constitutional and administrative law, European law, public international law and human rights. His research focuses on international economic law, human rights, European external relations and the law of public services.