Works on XOTcl, OpenACS, XoWiki, NX, the Next Scripting Language, NaviServer.
Head of the Institute of Information Systems and New Media at the Vienna University of Economics and Business Administration (http://nm.wu-wien.ac.at ). Member of the OpenACS Core Team (http://openacs.org ), Member of the Board of the DotLRN Consortium (http://www.dotlrn.org )