The social processes by which a community comes to agree on a common technical vocabulary such as a metadata scheme, and the tools to facilitate its evolution by a distributed community, are of great interest to me -- anyone got any case studies on how this works (or fails to)? Simon _____________________________________________________________ Dr Simon Buckingham Shum, Knowledge Media Institute The Open University, Milton Keynes, MK7 6AA, U.K. Tel+VoiceMail: +44 1908 655723 Fax: 01908 653169 [log in to unmask] http://kmi.open.ac.uk/~simonb D3E interactive web publishing: http://d3e.open.ac.uk J. Interactive Media in Education: http://www-jime.open.ac.uk _____________________________________________________________