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To introduce and evaluate the Police–Citizen Interaction (PCI) Survey, the electronic survey component of the National Police Research Platform, designed to measure the quality of police–citizen encounters at the local level.

Three studies tested the feasibility, validity, and sample representativeness of the PCI Survey. A randomized control trial (RCT) compared the PCI Survey results with the most widely used survey method, the telephone survey. The primary measures were the community member’s satisfaction with the contact, judgments of procedural justice during the interaction, police effectiveness, and police legitimacy.

The RCT revealed no significant differences between the PCI Survey and the standard telephone survey, thus increasing confidence in the validity of the PCI …