Richard Baraniuk of Connexions on Open Source Learning and Textbooks
TED Talks: Richard Baraniuk: Goodbye, textbooks; hello, open-source learning
Strongly recommended and enthusiastic presentation on open sourcing textbooks.
URL = http://www.ted.com/index.php/talks/view/id/25
Description
"Engineering professor Richard Baraniuk talks about his vision for Connexions, an open-source system that lets teachers share digital texts and course materials, modify them and give them to their students -- all free."