He has been thinking about the problem of learning for over three decades, starting with courses in problem solving that he taught at the University of California, Irvine, and then with artificial intelligence systems that Xerox built for the Army to better troubleshoot broken electronics.

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The notion of -- the notion of starting over after decades and decades of discussing this problem is not -- is not what the American people want.

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But the roots of the problem run deep, starting in childhood.

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