As cities across the country and globe continue to generate new solutions to a wide variety of vexing problems, sharing information about what works and what doesn't has become more important than ever. Yet, outside of a few prominent policies, the vast majority of successful municipal experiments never reach a national audience or, for that…

In this chapter, the authors examine developments in the teacher workforce and in the occupation of teaching across recent generations. They take their point of departure from the perspective of prevailing policy discourse on enduring problems of educational equity, asking not only how teaching has evolved in recent decades but more specifically…