listservs

Educational Technology
A new one I've recently joined is Free Technology for Teachers  Pretty good so far. From: Jeff Johnson 

WWWEDU, The Web and Education Discussion Group http://groups.yahoo.com/group/wwwedu http://www.edwebproject.org/wwwedu.html

Collaboration 2.0 http://www.thejournal.com/the/newsletters/k12techtrends/

Edutopia (George Lucas Educ. Foundation) http://www.edutopia.org/edutopia/enews

In addition to the others previously mentioned, I also enjoy the librarians' listserv at LM_NET. Very busy and quite informative.