 He was appointed as professor of Information, Media and Business Law at the Faculty of Law of the University of Münster and Head of the Institute for Information, Telecommunication and Media Law in June 1997.This Institute deals with Civil Law, Public Law and Criminal Law on the Information Law sector and conducts research on Industrial Property Rights and E-Learning.Since 2004 Hoeren is appointed a Research Fellow at the Oxford Internet Institute of the Balliol College (Oxford).