Here are 3 links explaining why I find Elgg so valuable. (In one I quote Harold!) http://elgg.net/vinall/weblog/126293.html http://elgg.net/vinall/weblog/145563.html http://elgg.net/vinall/weblog/148567.html I agree it's the MySpace for academics, with it's levels of privacy, tagging, and friending possibilites. Joan