Harvard Medical School CIO: John Halamka

Dr John Halamka -- the CIO of Harvard Medical School -- is an early adopter of RFID technology. He's got a chip implanted in his arm. These tags can keep track of personal medical records aswell as hospital equipment. Halamka talks with ZDNet editor in chief Dan Farber about recent advances in patient care, electronic prescriptions, and what it takes to set up a 2 million square foot wireless network.