• Corpus ID: 247363035

Smartphone Data Reveal Neighborhood-Level Racial Disparities in Police Presence

  title={Smartphone Data Reveal Neighborhood-Level Racial Disparities in Police Presence},
  author={M. Keith Chen and Katherine L Christensen and Elicia M. John and Emily C. Owens and Yilin Zhuo},
While extensive, research on policing in America has focused on documented actions such as stops and arrests—less is known about patrolling and presence. We map the movements of over ten thousand police officers across twenty-one of America’s largest cities by combining anonymized smartphone data with station and precinct boundaries. Police spend considerably more time in Black neighborhoods, a disparity which persists after controlling for density, socioeconomics, and crime-driven demand for… 



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