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…

With Washington trapped in budget battles and partisan gridlock, cities have emerged as the best source of government innovation. Nowhere is this more visible than in New York City. Since taking office in 2002, Mayor Bloomberg has introduced a steady stream of innovative policies, from a competition to recruit a new applied sciences campus and a…