GIP RECIA, a public interest group specializing in information and communication technologies, has developed the ESCO-Grouper UI.
For detailed information on the ESCO-Grouper UI, see http://www.esup-portail.org/display/ESCOGROUPER/Home
See Grouper case study at http://www.internet2.edu/pubs/GIP_RECIA_GrouperCaseStudy.pdf