English 
Italiano Stanford University is one of the world’s leading research and teaching institutions.
Actually they are erogating free online courses for several disciplines.
The following list report courses that are most interesting for me.
- Cryptography - http://www.crypto-class.org/
- Human-Computer Interaction – http://www.hci-class.org
- Design and Analysis of Algorithms - http://www.algo-class.org
- Technology Entrepreneurship - http://www.venture-class.org
If you’re interested in other courses, follow the link of one course, then look at other available courses.
Cryptography, Dan Boneh
Class starts February, 2012
Human-Computer Interaction Scott Klemmer
Class starts January 30, 2012
Design and Analysis of Algorithms I, Tim Roughgarden
Class starts February 2012
Technology Entrepreneurship, Chuck Eesley
Class starts February 2012
References