We’ve had a massive decline in gun violence in the United States. Here’s why.

Franklin Zimring interviewed by The Washington Post, Dec. 3, 2015

In New York City, the recruitment of more officers was a crucial reason that the decline in crime was larger and more sustained than in other cities, according to Franklin Zimring. … As Zimring notes, police in New York were among the first to realize the potential for computers to aid in fighting crime.