The idea that principals should focus more closely on teaching and learning did not emerge prominently until the mid-1990s. Then educators and policy makers began to realize that school leadership matters to student achievement. In a dozen years of working with states, districts, researchers and others, the Wallace Foundation has pinpointed five…

Unsupported fears of youth violence in schools has led to an expansion of school-based policing and zero tolerance discipline. The historical reality is that America's public schools are very safe, even when located in high crime neighborhoods. Yet, school discipline is becoming increasingly punitive, moving from the schoolhouse to the courthouse.…