 Ceci, Williams and Barnett’s research about women’s underrepresentation in science reinforces this claim by saying that women experience “stereotype threat [which] impedes working memory” and as a result receive lower grades in standardized or mathematics tests.Nontheless, Buchmann, DiPrete and McDaniel claim that the decline of traditional gender roles, alongside the positive changes in the labor market that now allow women to get “better-paid positions in occupational sectors” may be the cause for a general incline in women’s educational attainment.In 51 countries, girls are enrolled at higher rates than boys.