The COVID-19 pandemic blighted all aspects of American life, but people in jails, prisons, and other detention sites experienced singular harm and neglect. Housing vulnerable detainee populations with elevated medical needs, these facilities were ticking time bombs. They were overcrowded, underfunded, unsanitary, insufficiently ventilated, and failed to meet even minimum…

Risk assessment plays an increasingly pervasive role in criminal justice in the United States at all stages of the process—from policing to pretrial detention, sentencing, corrections, and parole. As efforts to reduce mass incarceration have led to the adoption of risk-assessment tools, critics have begun to ask whether various instruments in use are valid, and…