It has been a bad couple of weeks for conservative social scientists. First a doctoral student ran the numbers on the study by Harvard’s Carmen Reinhart and Kenneth Rogoff that underpins austerity and deep public spending cuts as a cure for the Great Recession and found it full of errors. Then a policy analyst, Jason Richwine, who angered Senate Republicans trying to pass immigration reform with a one-sided estimate of the cost of making undocumented workers citizens, was obliged to clear his desk at the Heritage Foundation when it became known his Harvard dissertation suggested Hispanics had lower intelligence than “the white native population.”