Whilst perusing the 2002 OOPSLA Advance Program that arrived in my mail today, I noticed:
http://oopsla.acm.org/ap/files/tut-21.html
Note the reference to Squeak in the last paragraph. Looks like there is also a workshop on the topic:
http://oopsla.acm.org/ap/files/wor-24.html
david
-- David Farber dfarber@numenor.com