Hi all,
Looking beyond their virtual walls, MIT has taken an altruistic approach
for some of its online courses. See
http://www.wired.com/wired/archive/11.09/mit.html (Wired, September
2003: MIT Everyware: Every lecture, every handout, every quiz. All
online. For free. Meet the global geeks getting an MIT education, open
source-style) 

The two most popular MIT courses http://ocw.mit.edu/OcwWeb/index.htm as
of June 2003 were:

1) Philosophy 24.00 Problems of Philosophy
http://ocw.mit.edu/OcwWeb/Linguistics-and-Philosophy/24-00Problems-of-Ph
ilosophyFall2001/CourseHome/index.htm

2) Electrical Engineering and Computer Science 6.170
http://ocw.mit.edu/OcwWeb/Electrical-Engineering-and-Computer-Science/6-
170Laboratory-in-Software-EngineeringFall2001/CourseHome/index.htm

-Nancy Cannon