Categories and Purposes of (e-Learning) Standards: The Need for Harmonization of Interoperability and Quality Development

Christian M. Stracke Convenor ISO/IEC JTC1 SC36/WG5 (http://www.iso.org/jtc1/sc36) Vice-Chair CEN/TC 353 (http://www.cen.eu/isss/TC_353) HR, E-Learning, Quality and Competence Development University of Duisburg-Essen, Campus Essen Institute for Computer Science and Business Information Systems (ICB) Universitaetsstr. 9 (WIP) 45141 Essen GERMANY Christian.Stracke@icb.uni-due.de http://www.qed-info.de