Flaws emerge in Facebook's new privacy controls | Surveillance State - CNET Blogs

"Given an example situation where a student doesn't wish for the Facebook-using professors at their university to be able to view their profile, it would be trivially easy for a professor to log in, and change his or her own status to that of an undergrad.

To test this out, I changed my own status at Indiana University to that of an undergrad, a staff member, and an alumni before switching back to being a graduate student. Facebook's system didn't complain once, and I was able to verify that the updated status was indeed reflected on my own profile."