Images have power — and Paul Root Wolpe knows just how persuasive they can be. A bioethicist at the University of Pennsylvania, Wolpe found himself confronted by angry members of the public during the debate over the fate of brain-damaged patient Terri Schiavo earlier this year. People were outraged that Schiavos husband wanted to remove her feeding tube, Wolpe recalls. But when he showed them computed tomography scans that compared Schiavos atrophied brain with a normal brain, they changed their minds. "People paused, and they said: 'Maybe Terry isn't there'." Wolpe explains.
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