Why do Blacks underperform in school? Researchers continue to pursue this question with vigor not only because Blacks currently lag behind Whites on a wide variety of educational indices but because the closing of the Black-White achievement gap has slowed and by some measures reversed during the last quarter of the 20th century. The social implications of the persistent educational 'gap' between Blacks and Whites are substantial. Black people's experience with poor school achievement and equally poor access to postsecondary education reduces their probability for achieving competitive...