Schools are constantly being ranked on everything from student happiness, campus beauty, success of alums, and professor prestige. But where should you go if you want to be among the most intelligent students in America? Exclusively for Business Insider, Jonathan Wai, a Duke University Talent Identification Program researcher, calculated a ranking of America's colleges and universities based purely on smarts, as reflected by the school's average scores on standardized tests. These tests are often criticized, but research shows that both the SAT and ACT are good measures of general cognitive ability; and the average scores that schools report to U.S....