Little Geniuses on The Oprah Show
When it comes to IQ, these kids certainly pass the test. Look back at our most memorable little geniuses!
The Oprah Winfrey Show | March 01, 2011
Oprah first met Greg Smith in 1999, when he had an IQ so high, it couldn't even be measured.
Today, 21-year-old Greg has two masters degrees and is currently studying for his PhD at Carnegie Mellon University.
Printed from Oprah.com on Tuesday, March 11, 2014
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