The Private Sector: Single-sex schooling provides well-documented advantages for achievement and beyond.
Single-sex schools also help to free students from crippling gender stereotypes that constrain choice. Boys and girls are more likely to choose activities based on their intrinsic appeal rather than their conformity to a narrow notion of appropriate masculine or feminine roles.
One of the great educational theories of the past 30 years is being turned on its head. It seems boys perform better academically, and become more sensitive men, if they attend all-male schools.