Pick-A-Prof

Pick-A-Prof is a student course evaluation/professor review site. It somewhat resembles ratemyprofessors.com but has a more professional interface that integrates course schedule info and grading history from institutional records. They have a partnership with the enormously popular Facebook social networking site. Duke is apparently considering an official partnership of some kind, see this article from the student paper.

The initial pitch to students focuses heavily on that all-important GPA. For example, here's an ad that shows up in Google "Sponsored Links:"

Professor Grades, Reviews
View school records & see how many A's profs give before you register!
www.pickaprof.com