He is one of the co-editors of the first two Dublin Core reports, was a member of the RDF committees, has edited several IETF RFCs, and is currently a co-editor of the W3C's XPointer specification. Dr. Daniel is currently the co-chair of the PRISM working group, which is defining a metadata specification for publishers. In his ample spare time, Ron has begun to refurbish vacuum tube stereo equipment that is even older than he is.