Dirk Riehle (Conference Chair of WikiSym 2006) has started a mailing list dedicated to wiki research:
at http://www.wikisym.org/cgi-bin/mailman/listinfo/wiki-research
please find a new mailing list dedicated to wiki research and practice. This list is open to any science and any technology as it relates to wikis, so it is not constrained to any particular view, wiki engine, or community.