Mark keeps a page on the Squeak Wiki, http://c2.com:8080/MarkGuzdial, and a few dozen other places too.
from the pws mailing list ...
FYI: I've been meaning to send these URLs for awhile. All of these were submitted to Computer Supported Collaborative Learning '99.
http://guzdial.cc.gatech.edu/cscl99/cscl-muswiki.ps is a paper by Lex Spoon and me on the MuSwiki and our experiments with it.
http://guzdial.cc.gatech.edu/cscl99/CSCL-C2K.pdf is a paper by a bunch of us on using Swikis tied to a room with audio/video capture to create an extensible repository.
http://guzdial.cc.gatech.edu/cscl99/CoWeb-CMCI.pdf is a paper on a survey of Swiki-using students and on how we're trying to use it to gain curricular integration.
http://guzdial.cc.gatech.edu/cscl99/CSCL-jukebox.pdf is a paper by Rodney Walker and myself on the collaborative jukebox.
-- Mark