Detroit's troubled school system remains in emergency management, its enrollment dwindling and its labor-management relations contentious. Yet in spite of those challenges, a school there is making a bid to innovate with many of the formal structures that have long guided not just teachers' roles, but also how students are organized in classes. At…

The most rigorous experimental study of performance-based teacher compensation ever conducted in the United States shows that a nationally watched bonus-pay system had no overall impact on student achievement--results that are certain to set off a firestorm of debate. The study, known as POINT for the Project on Incentives in Teaching, was a…