“A little bit, yes. I just don't think it's fair to use my personal interests for what could turn into a marketing scheme that I'm not really signed up for.”

— Ashley Tippin, psychology graduate, Fort Collins, Colo.

“I am more annoyed than I am concerned because if you choose not to link your interests with other personal pages, you can't personalize your page as much.”

— Matt Baldwin, graduate student, Los Angeles

“No, because I like to moderate the information that I make available on Facebook and I try not to depend on Facebook to do that for me.”

— Justin Runge, master's graduate, Lincoln, Neb.

“No, not really because I think that everybody should just live so that if everybody else knew everything about them, then everything would be OK.”

— George Thompson, associate professor, Lawrence