How do students in university use Wikipedia during their course-related research process? Read about who is most likely to use it, why and when, in First Monday, an online peer-reviewed journal.
Research results were based on a national study of 2500 students; Project Information Literacy undertaken by A. Head and M. Eisenberg, U of Washington iSchool, offers teacher-librarians insights into how best to frame the use of Wikipedia for high-school research and inquiry projects. I like the line from the professor on Wikipedia: Start here but don't end here!