When an effective principal is at the helm of a school, students benefit. Principals play a critical role in establishing a school's climate and culture and in selecting and developing teachers, among other roles. Indeed, school leadership is second only to direct classroom teaching among school-level influences on achievement. Although there may…

In order to help students make well-informed choices, reliable college ranking systems with comparable information about higher education institutions worldwide have been welcomed by many students. Because traditional college rankings had many methodological problems, a new type of user-based ranking, called "personalized college…