School principals' leadership is key to successful school reform, as is increased student achievement. All students deserve the intellectual development, motivation, and skills that equip them for successful work and lifelong learning. A primary predictor of whether students will become successful adults is whether they graduate from high school. Few institutions have a greater impact on the quality of American life than the public secondary schools, the foundation for adult participation in society and the workplace. One of the great challenges facing American public schools is the improvement of urban education