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Monitoring High-Risk Sex Offenders With GPS Technology: An Evaluation of the California Supervision Program, Final Report (2012)

The effectiveness of a global positioning system (GPS) to monitor high-risk sex offenders (HRSOs) released under parole is examined. This document provides other agencies with information that may lead to a similar strategy for monitoring HRSOs. Sections of this report include: background; methodology; results for baseline characteristics, supervision, outcome analysis, and cost analysis; process evaluation'overview, data sources, program fidelity, GPS monitoring, and summary; and discussion'summary, policy implications, limitations, and next steps.