William Bratton, commissioner of the New York Police Department from 1994 to 1996, presided over a dramatic decline in the city’s crime rate. Hired by Mayor Rudolph Giuliani as part of a new crime fighting initiative, Bratton embraced the “broken windows” theory that had made him so successful as chief of the city’s transit police. According to this theory, when a community ignores small offenses such as a broken window on a parked car, larger offenses such as burglary, robbery, and assault inevitably follow. Conversely, serious crime can be prevented if a community polices the little things, the “quality-of-life” offenses such as vandalism, graffiti, panhandling, public urination, prostitution, and noise. This theory had been discussed and partially implemented in the city of New York since the 1980s, but it was Bratton who fully executed it. Bratton realized this vision through two main strategies. First, he decentralized the bureaucracy, giving more authority to precinct commanders. Each precinct was made into a miniature police department, with the commander authorized to assign officers according to the needs of the neighborhood, and to crack down on police corruption in his precinct. Second, Bratton increased the precinct commander’s accountability. Through an automated tracking system called Compstat, Bratton monitored the time, type, and location of crimes in each precinct on a weekly basis. Commanders were summoned to monthly meetings and questioned about increases or aberrations in crime in their precincts. They were called to account for enforcing quality-of-life offenses and were rewarded for decreases in crime. The response to Bratton’s changes was immediate. Crime rates plummeted, and morale skyrocketed. Bratton was credited with transforming the structure and culture of the NYPD in a way that had…