From http://www.utexas.edu/datatheft/affected.htmlIs your SSN in the following ranges?

449-31-98xx - 450-91-24xx
451-12-32xx - 451-20-35xx
451-20-64xx - 452-20-40xx
If so, within these ranges, 55,200 people of the following types, including but not limited to:

Current students, faculty and staff
Former students, faculty and staff
Job applicants
Retirees
may be affected.

If you believe you are affected, please contact us.