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Nature 435, 254-255 (19 May 2005) | doi:10.1038/435254a; Published online 18 May 2005

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Ethicists urge caution over emotive power of brain scans

Erika Check

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Images may too easily sway public opinion.

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.