Ontolog Forum
Further to the SOCoP_BoK endeavor ...
SOCoP_BoK2 builds on previous efforts to develop a Book of Knowledge for GIS and related technology areas. It aims at creating a "transformational, dynamic environment for pedagogy, knowledge building, discourse, collaboration, and research in GIS&T by leveraging persistent immersive synthetic environments (i.e. Second Life, Open-sim , etc.) ontological analysis, knowledge mining and visualization approaches.
See http://www.fgdc.gov/ngac/meetings/june-2010/geographic-information-science-body-of-knowledge.pdf