Body-worn cameras do not have clear or consistent effects on most officer or citizen behaviors, but more evaluation is needed.
The last decade has been marked by the rapid adoption of body-worn cameras (BWCs) by the police and a growing body of evaluation research on the technology’s effects. Spurred on by high-profile officer-involved shooting incidents and protests, many citizens and community groups have supported the adoption of BWCs, hoping that this technology might deter police misconduct and increase police accountability and transparency as to their uses of force. Police agencies also argue that BWCs can keep citizens accountable, reduce frivolous...