observational
    2011

    Extraneous factors in judicial decisions

    Danziger S, Levav J, Avnaim-Pesso L

    Published in Proceedings of the National Academy of Sciences

    Methodology

    Analysis of 1,112 sequential parole decisions by experienced judges relative to time since a food break.

    Key Findings

    Favourable rulings dropped from about 65% to near zero across a decision session and reset after breaks.

    Conclusions

    Decision quality appears to degrade over uninterrupted decision sessions.

    Limitations

    Observational; case-ordering confounds have been proposed.

    Related Health Concerns

    Decision Fatigue

    Study Details

    Year:2011
    Sample Size:1,112
    Quality Score:6/10

    Access Study

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