Politics Politics Politics

Kristi Noem OUT at DHS. The Science of Second Chances in Criminal Justice (with Jennifer Doleac)

Mar 6, 2026
Jennifer Doleac, economist and criminal justice researcher who wrote The Science of Second Chances. She talks about using economics to test what reduces crime. She explains why increasing the chance of being caught matters more than longer sentences. She highlights detective training, evidence-based pilot programs, and how mixing accountability with support can lower recidivism.
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INSIGHT

Evidence First Approach To Criminal Justice

  • Economists can use experiments and natural experiments to separate correlation from causation in criminal justice policy.
  • Jennifer Doleac structured her book around evidence-backed interventions at each stage to break incarceration cycles and deliver second chances.
INSIGHT

Catch Rate Beats Longer Sentences

  • Increasing the probability of being caught deters crime far more than lengthening prison sentences.
  • Doleac argues reallocating funds from long prisons to police investigations, detective training, cameras and DNA can raise clearance rates and public safety.
ADVICE

Build Detective Capacity Not Longer Prisons

  • Invest in detective training and investigative capacity rather than relying solely on incarceration.
  • Doleac notes promotions are often seniority-based and plans include building a detective school and randomized trials to test training impact.
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