...bad question to ask a librarian ;)
i guess off the top of my head..without checking bookmarks and, in no particular order:
Library and Info Sci News - llisnews.com
Slashdot.org
acm.com (recommend Queue)
Educause.com
Librarians Index to the Internet - lii.org
Resourceshelf.com
ResearchBuzz.com
Searchengingewatch.com
KMworld.com
Econtentmag.com
Infotoday.com
Database Trends and Applications - dbta.org
oh..and a few Yahoo groups.. TaxoCop, ControlledVocabulary, KnowledgeManagement, and Lexicographylist plus the web4lib list-serv.
Cheers!
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