links to knowledge sharing or knowledge management site; larger site is most comprehensive listing of web2.0 sites I have seen, organized into many categories; blogger is from Netherlands
edublogger gives screen grabs and audio explanations - demonstrating ways of using information and communication technologies for teaching and learning online; effective demos
Kathleen Fitzpatrick is a media teacher and is spearheading an important online project for media scholars, Media Commons. Her blog has many teaching resources and summaries of sessions at the recent Flow TV Conference.
Media Center blog about technology and narrative; thoughtful writing; group of writers take on a specific topic related to narrative and communication weekly