WORKING-CLASS students have lower IQs than those from wealthier backgrounds and should not be expected to win places at top universities, an academic has claimed. Bruce Charlton, an evolutionary psychiatrist at Newcastle University, has written a paper asserting the reason why fewer students from poor families are admitted to Oxford or Cambridge is not because of social prejudice, but lack of ability. He suggests that low numbers of working-class students at elite universities is the "natural outcome" of "substantial" IQ differences between classes.... His claims could trigger an outcry similar to that faced by the Nobel prize-winning geneticist James Watson,...