When the District of Columbia's city councilors handed Mayor Adrian Fenty control of the city's public schools in 2007, they were hoping for salvation. Or maybe just absolution. Fenty appointed Michelle Rhee, then-president of The New Teacher Project, as chancellor. She and her longtime colleague and eventual successor Kaya Henderson spent the…

While reformers have taken many steps in recent years to raise student achievement, and have enacted higher standards, introduced new instructional strategies, and sought out stronger teachers, it is increasingly clear to business leaders that the public education system is not going to respond sufficiently to reformers without incentives to…