CONTENT PREVIEW

Envision the next century of health care and you might fantasize a glowing future of cancer cures, replaceable body parts, easy corrections of genetic flaws and maybe even a medical fountain of youth.

Or maybe your view of the future harbors darker prophecies: rampant euthanasia of the elderly and infirm, mobs of clones from millionaire madmen, and institutionalized discrimination against people based on their
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