APPENDIXThe Facts About Boys
1. School Grades. The grade advantage long held by girls appears to be broadening. In 1990, both girls and boys had C-average grade-point averages (2.77 for girls, 2.59 for boys), according to the High School Transcripts Study (U.S. Department of Education). By 2005 the gap widened to a B-average for girls (3.09) and a C-plus for boys (2.86).
The 2007 survey of college freshmen conducted by the Higher Education Research Institute shows 28 percent of women reporting a high school grade-point average of A or A+, compared to 21 percent of men.
The pattern appears to hold in school districts serving high-income students. In the Wilmette School District in Illinois, which serves the neighborhoods around Northwestern University, ...