It's an incendiary topic in academia -- the pervasive belief that women are underrepresented in science, math and engineering fields because they face sex discrimination in the interviewing, hiring, and grant and manuscript review processes. In a study published Feb. 7 in the journal Proceedings of the National Academy of Sciences, Cornell social scientists say it's just not true. It's not discrimination in these areas, but rather, differences in resources attributable to career and family-related choices that set women back in STEM (science, technology, engineering and math) fields, say Stephen J. Ceci, the H.L. Carr Professor of Developmental Psychology, and...