Everyone seems to have a different definition for "Web 2.0," but most people agree the phrase describes a second generation of web-based communities and hosted services that aim to facilitate creativity, collaboration, and sharing between users. Technically speaking, these new technologies include blogs, wikis, folksonomies…

Most of the time, technology in the classroom is a "we" or "they" issue: On one side are the people who deploy and operate the systems, on the other, the academics and staffers who use them. But, typically, on both sides, everyone is so busy trying to prepare for the next class or the next term that there's little opportunity…