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Electronic Monitoring: Some Causes for Concern (2012)

"Electronic monitoring (EM) looms high on the list of alternatives to incarceration for corrections officials seeking solutions to overcrowded prisons and budget deficits. First used in 1983, today some 200,000 people in the United States wear some sort of electronic monitor, typically an ankle bracelet required as a condition of probation, parole, bail or house arrest."