Have you guys heard of Kidlitosphere? It is a community of bloggers that act as a support system for BLOGGERS in the KidLitosphere. KidLit bloggers are authors, librarians, reviewers, moms and dads, teachers, and more.
They also have an annual conference - this year's is in Washington DC in October.
Here is the group - http://groups.yahoo.com/group/Kidlitosphere/ The listserve discusses more about blogging and not so much about kid literature. But for you avid bloggers - its a way to meet other bloggers.
here is the web site where you can learn about events (local and annual) - http://www.kidlitosphere.org/KidLitosphere_Central/Welcome.html