The experience so marked Carstensen that the self-described wild child hunkered down and earned a Ph.

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"It's basically like a wild child who may have had some contact with civilization, but basically is having to start life all over again, and that may be overwhelming to them at first, " she said.

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The child can run wild and never learn anything, but how is the teacher to recognize and correct the problem before the final exam?

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From feral child to "human pet" at court in Georgian England, Peter the Wild Boy caused a sensation.

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In March, the role of the family matriarch is scrutinized in Motherhood (1960) and Days of Being Wild (1990), both tales that hinge on unpacking the complexities of mother-child relationships.

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She first injects a sample of "wild virus"-- in this case, H1N1 virus she got from the CDC, originally culled from a child who was infected in California this spring -- and then injects a sample of another flu strain that's known for its ability to rapidly multiply in eggs.

CNN: Candidate virus for H1N1 vaccine arrives at CDC