Dear UCD list
The presentation of the UCD working group from Cambridge is at http://www.ivoa.net/internal/IVOA/IvoaUCD/Cambridge-ucd.ppt http://www.ivoa.net/internal/IVOA/IvoaUCD/Cambridge-ucd.pdf
There is a new UCD Steering Committee (below) who will be implementing some of the recommendations in the above, with the objective of making a draft document available that the next IVOA meeting in October.
Roy