December 2, 2005

Show Your Hand, Not Your ID

By VINCENT KIERNAN

Colleges use biometric scanners to screen for access to dining halls, labs, dorms, gyms, and computer networks

At many colleges, students flash a photo ID at a food-service worker to get into a dining hall. Things work differently at the University of Georgia, where Gavin Beck, a senior, places his hand on a sensor that determines if the person waiting to eat really is Gavin Beck.

The process, which measures the size and shape of the hand, takes only a few seconds. "No system is

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