For some who use in vitro fertilization to have a baby, more embryos are created than used -- leading to thousands in storage. Complicated legal, moral and personal questions over what to do with unused embryos.
Jeremy Rifkin, president of the Foundation on Economic Trends, discusses his new book. He envisions a not-too-distant future in which our economy will be based not on buying and selling material goods, but on the availability of intangible services.
- Jeremy Rifkin president of the Foundation on Economic Trends. His other books include "The Hydrogen Economy," "The Biotech Century," and "The End of Work."
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