As more and more New Yorkers turn to digital books, Wikipedia and other online tools for information and entertainment, there is a growing sense that the age of the public library is over. But, in reality, New York City's public libraries are more essential than ever. Far from becoming obsolete, the city's three public library systems--Brooklyn,…

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…