... Last year, two Princeton sociologists, Thomas Espenshade and Alexandria Walton Radford, published a book-length study of admissions and affirmative action at eight highly selective colleges and universities. Unsurprisingly, they found that the admissions process seemed to favor black and Hispanic applicants, while whites and Asians needed higher grades and SAT scores to get in. But what was striking, as Russell K. Nieli pointed out last week on the conservative Web site Minding the Campus, was which whites were most disadvantaged by the process: the downscale, the rural and the working-class. This was particularly pronounced among the private colleges in...