Here are some of the resources from my Library Technology Report:
Dion Hinchcliffe’s Web 2.0 Blog: http://web2.wsj2.com/
Graeme Daniel’s Online Social Networking Bibliography and Sites: http://m.fasfind.com/wwwtools/m/2788.cfm?x=0&rid=2788
Stephen Abram on Web 2.0, Library 2.0 & Librarian 2.0: http://www.imakenews.com/sirsi/e_article000505688.cfm