Why do the best-educated girls do worse at math than top-educated boys?
Concern about this deficit exploded into public consciousness 35 years ago, when researchers in the department of psychology at Johns Hopkins University published an article suggesting the gap might be caused by a “superior male mathematical ability.”The debate that ensued was furious. It was so hot that a quarter of a century later, a similar controversy contributed to the ouster of Lawrence Summers from his post as the president of Harvard.