The prospects for a high-quality public education system for all students hinge on expanded roles for teachers. In particular, districts and states must create hybrid positions for teacherpreneurs: classroom experts who teach students regularly but also have time, space, and reward to spread their ideas and practices to colleagues as well as…

The problems of public education are not that America's classrooms are filled with too many bad teachers or too few smart ones. Instead, policy makers are paying too little attention to mobilizing the many experts teaching today who could lead in powerful ways. Enter the teacherpreneur, who teaches students for a career and has "the…