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Feigned Adjudicative Incompetence.

Richard Rogers1, Emily V Robinson1, Sarah A Henry1

  • 11 University of North Texas, Denton, TX, USA.

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|September 20, 2015
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Summary
This summary is machine-generated.

The Inventory of Legal Knowledge (ILK) shows promise in detecting feigned legal incompetency among jail detainees. A revised ILK effectively identified feigning using a floor effect strategy, warranting further validation.

Keywords:
ILKInventory of Legal KnowledgeSAMAStandardized Assessment of Miranda Abilitiesfeigned incompetencyfeigning

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Area of Science:

  • Forensic Psychology
  • Legal Psychology
  • Clinical Assessment

Background:

  • Psychological assessments rely on examinee honesty, especially in forensic settings where response styles like feigning can distort evaluations.
  • Detecting intentional deception is crucial for accurate forensic assessments and legal decision-making.

Purpose of the Study:

  • To evaluate the Inventory of Legal Knowledge (ILK) for detecting feigned legal incompetency in jail detainees.
  • To explore the utility of the Standardized Assessment of Miranda Abilities in identifying feigned incompetency.

Main Methods:

  • A within-subjects simulation design was employed with jail detainees.
  • The Inventory of Legal Knowledge (ILK) and scales from the Standardized Assessment of Miranda Abilities were administered.
  • A floor effect detection strategy was utilized with a Revised ILK.

Main Results:

  • The total ILK score raised concerns about potentially mischaracterizing genuine offenders as feigning.
  • A Revised ILK, pending cross-validation, demonstrated high effectiveness in detecting feigning via a floor effect strategy.
  • Several detection strategies from the Standardized Assessment of Miranda Abilities showed promise for broader feigned incompetency detection.

Conclusions:

  • The Revised ILK shows significant potential for detecting feigned legal incompetency, though cross-validation is needed.
  • The Standardized Assessment of Miranda Abilities may offer valuable tools for assessing feigned incompetency beyond its intended scope.