‘Mad or Bad?’ How Judges Weigh Mental Health in Federal Court

New research shows that psychiatric diagnosis can shorten sentences for some defendants and lengthen them for others, depending on race, gender, and crime type.

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In federal courtrooms across the United States, the presence of a mental health diagnosis can play an unpredictable role in sentencing, sometimes reducing prison time, other times lengthening it. New research indicates that the outcome often depends on the identity of the defendant and the nature of the accusation.

In a study published in the American Journal of Criminal Justice, Tracy Sohoni, Sylwia Piatkowska, and Briana Paige analyze how mental health, race, and sex intersect to influence sentencing in U.S. federal courts.

While mental health issues are often thought to reduce culpability, potentially leading to shorter sentences or greater access to treatment, they can also be seen as signs of instability or risk, prompting longer incarceration. Using national data from incarcerated individuals, the researchers tested these competing possibilities and found that the impact of a mental health diagnosis was neither uniform nor straightforward. In some cases, it shortened sentences; in others, it lengthened them; and in many, it had no measurable effect at all.

The findings reveal a sentencing system where the same diagnosis can be interpreted as either a mitigating or aggravating factor, depending on who the defendant is and what they have been charged with. This unevenness underscores how formal sentencing guidelines, designed to reduce disparities, still operate within broader patterns of bias and structural inequality that shape the treatment of people diagnosed with mental health conditions in the justice system.

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1 COMMENT

  1. I wish word got out on a massive scale of just how unscientific the fields of psychology and psychiatry are, and then they would be rightly drummed out of the legal system.

    Research, for example, has shown that “drunk drivers… who received ordinary judicial sanctions had fewer subsequent accidents and were arrested less [than those who attended AA or an alcoholism clinic].”
    https://totalmentalhealth.info/how-well-does-psychotherapy-work-mental-health-workers-tell-the-truth/

    Furthermore, psychiatry insists that mental illness is due to defective brains or biochemical imbalances, though the evidence for this has not been unearthed after decades of research. https://totalmentalhealth.info/to-the-mentally-ill-your-brainsare-fine/

    I don’t find that the mental health system has much value to offer to the criminal justice system.

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