Harvard University has been accused by the US president of being an anti-Semitic, far-left institution. Photograph: Cody O'Loughlin/New York Times In one of his gloomier moments – and there were many – Lyndon Johnson reportedly grumbled that “all the historians are Harvard people”. He feared for how the official – or most significant – chroniclers would record his presidential legacy. “Poor old [Herbert] Hoover from West Branch, Iowa, had no chance with that crowd,” he said before concluding, “nor does Lyndon Johnson from Stonewall, Texas. It just isn’t fair.” Perhaps not. Harvard represents many things, all at once, to Americans....