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Scientific Thinking About Legal Truth.

Gal Rosenzweig1

  • 1Faculty of Law, Bar-Ilan University, Ramat Gan, Israel.

Frontiers in Psychology
|July 25, 2022
PubMed
Summary

Witness testimony validity lacks external checks, risking wrongful convictions. The Innocence Project highlights this flaw, urging new legal approaches for truth and justice.

Area of Science:

  • Legal Psychology
  • Forensic Science
  • Criminal Justice

Background:

  • Fact-finders in criminal proceedings rely on witness perceptions to determine reality.
  • Current methods for assessing witness impressions lack external validity checks.
  • The Innocence Project has documented cases where subjective witness assessment led to wrongful convictions.

Purpose of the Study:

  • To highlight the unreliability of subjective witness impression assessment in the criminal process.
  • To demonstrate the disconnect between legal practices and scientific understanding of validity.
  • To advocate for novel approaches to legal truth-seeking and justice.

Main Methods:

  • Analysis of legal literature concerning witness testimony evaluation.
  • Review of findings from organizations like the Innocence Project.
Keywords:
decision makingdiscretionexternal validityeyewitness testimonylegal truthperceptionrisk managementscientific evidence

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  • Comparison of legal practices with scientific principles of external validity.

    • Main Results:

    • Subjective assessment of witness impressions is a significant factor in wrongful convictions.
    • Existing legal risk management strategies for errors are inconsistent with scientific validity requirements.
    • A critical gap exists between legal fact-finding and empirical validation methods.

    Conclusions:

    • The current legal system's reliance on unverified witness perceptions is problematic.
    • There is a pressing need to integrate scientific understanding of external validity into legal processes.
    • Rethinking the legal search for truth is essential to improve justice outcomes.