Here is a tale of the academy that, if you follow its trails, will lead you to learned journals, dense footnotes and multivariate regression analysis. But stick with it. In 1996 Samuel P. Huntington of Harvard University published his enormously influential book The Clash of Civilizations and the Remaking of World Order. Buried deep in its pages was the claim that there is "some evidence" that "resistance to assimilation is stronger among Mexican migrants" than it was among other immigrants to the U.S. But Huntington offered no supporting data.
Well, he has now. In an article in Foreign Policy magazine,...