Also, the last Stanford graduating class was a fifth legacy students. http://www.stanforddaily.com/2009/12/02/legacies-a-fifth-of-...
http://www.amazon.com/Price-Admission-Americas-Colleges-Outs...
claims that colleges could be much more meritocratic in admission than they now are, but his good examples (Caltech among research universities, and Berea among small liberal arts colleges) perhaps undermine his argument.
I barely even need to point out that Republicans didn't need to be scared into opposing legacy admissions, as they eagerly supported them, for people who might be taken in by their meritocratic facade from the decision yesterday.
This is all documented in The Price of Admission (https://www.amazon.com/Price-Admission-Americas-Colleges-Out...).