Professor in Information Science at the Department of Archivistics, Library and Information Science, Oslo Metropolitan University, Norway. I teach cataloguing and technology courses and my research is mainly in the area of conceptual modeling of bibliographic information. I have been involved in the development of the object oriented version of LRM (LRMoo) and currently I am a member of the IFLA BCM review group. I also serve as a member of the Norwegian cataloguing committee. I have a background in computer science and also have a professor position at the Department of Computer Science at the Norwegian University of Science and Technology, where I currently teach Web Development and participate in educational research.