There is nothing inherently right or wrong with facial recognition technology. Just like any other new and powerful technology, it is a tool that can be used for great good. But if we do not stop and carefully consider the way we use this technology, it could also be abused in ways that could threaten basic aspects of our privacy and civil liberties. Biometric information is among the most sensitive of private information, mainly because it is both unique and permanent. You cannot change your fingerprint, and you cannot change your face-unless, you go to a great deal of trouble. Indeed, the...