Students: The Genius Explosion

One of the Darwinian delights of coeducation and rising college-entrance standards is that the smartest 10% of young Americans are now thrown to gether on campuses at the most susceptible age for romance and marriage.

The genetic consequence, reports Physicist John R. Platt in the University of Chicago magazine Context, is a zooming output of high-IQ children. "These marriages are now producing five or ten times the total number of 150s, for example, that we would get from perfectly random marriages in the normal population," where IQ averages 100.

"Even more spectacular children," he says, "may becoming out of the...

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