Over the past two decades, most states have adopted laws enabling charter schools, as charter advocates successfully presented charters as the solution to core problems in urban public education. Yet some states with large urban centers, notably Washington and Kentucky, resisted this seemingly inexorable trend for years. What explains their…

To many, it seems obvious which schools are failing--schools whose students perform poorly on achievement tests. But since evaluating schools on achievement mixes the effects of school and nonschool influences, achievement-based evaluation likely underestimates the effectiveness of schools that serve disadvantaged populations. In this article, the…

Few educational problems have received more attention than has the failure to ensure that the nation's classrooms are staffed by qualified teachers. Many states have pushed for more-rigorous preservice teacher education, training, and certification standards. Moreover, a host of recruitment initiatives have attempted to increase the supply of…