New York City has undergone significant rezoning in recent years, with a staggering 40% of New York rezoned under the Bloomberg administration. The current administration continues this momentum with an ambitious affordable housing program set to reshape even more neighborhoods. What can be learned through examining the changes that those rezoned neighborhoods have undergone in past years? What are the community-based approaches that may limit neighborhood displacement during this current wave of rezonings? Are there mechanisms to ensure that promised community benefits are realized over time—and over administrations?