http://tags.library.upenn.edu/tag/to_read+publicity PennTags Feed for /tag/to_read+publicity PennTags Feed http://tags.library.upenn.edu/makerecord/url/2098 http://tags.library.upenn.edu/makerecord/url/2098 InfoTangle :: The Hive Mind: Folksonomies and User-Based Tagging :: December :: 2005 A Columbia Librarian posted a long article about tagging systems and their use in libraries. Interesting reading.<br />