Women's choices, not abilities, keep them out of math-intensive fields

Women's choices, not abilities, keep them out of math-intensive fields: "The question of why women are so underrepresented in math-intensive fields is a controversial one. In 2005, Lawrence Summers, then president of Harvard University, set off a storm of controversy when he suggested it could be due partly to innate differences in ability; others have suggested discrimination or socialization is more to blame."