For a less technical summary of the Hurwitz Study:
www.nytimes.com/2011/01/09/education/09legacies.html
Another correction: Should have said that legacies had a 15x advantage (not 17x) on one extreme.
For a less technical summary of the Hurwitz Study:
www.nytimes.com/2011/01/09/education/09legacies.html
Another correction: Should have said that legacies had a 15x advantage (not 17x) on one extreme.