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Police, Culture, & Behavior

Using extensive participant observation and interviews in 3 U.S. police departments, this ethnographic project describes how officers' perceptions of danger and modern technology influence their street-level behavior. 

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Gangs & Social Networks

This line of research uses social network analysis (SNA) and visualization to examine the underlying social structure of street gangs, as well as how SNA can enhance violence prevention efforts

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Guns & Violence Prevention

This research analyzes the effect of Project Longevity, a focused deterrence strategy in New Haven, CT, designed to reduce gun violence through cooperation between police, social service providers, and the local community. 

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