There is a fantastic group of SL educators that regularly meet on the NMC campus every other week. You can see the transcripts of their meetings and find out more in the link above. Here's an extract from one meeting where a US researcher talks about work from a grant from Walden University to research best teaching and learning practices. Here's an extract that really rings true with me... KJ Hax Said, "SL is LOADED with an AMAZING amount of caring, generous, visionary educators... that are here for the same reasons, to watch what some people feel is the birth of the future of the web. I have been humbled by the accessibility, generousity, intelligence, and passion of these people..." (Taken on 9th May 2007 from http://sl.nmc.org/wiki/Teachers_Buzz_Apr_30_Transcript). Check them out at one of their regular meetings.