Bryan Pletcher v. Village of Libertyville Police Pension Board

Ficha del Equipo Editorial a partir de la base mundial AI Hallucination Cases de Damien Charlotin. Verifica siempre en la fuente original.

El 24 de noviembre de 2025, CA Illinois (Estados Unidos) conoció un asunto en el que una parte sin abogado (litigante pro se) se apoyó en una IA generativa no identificada y el expediente registró contenido alucinado.

Qué se alucinó

• Citas falsas de jurisprudencia. Misquoted Roszak as standing for a rule about boards adopting selected experts while ignoring contrary evidence (mischaracterized).
• Citas falsas de jurisprudencia. Misstated Jones as addressing shift work and cardiovascular conditions (case does not discuss this).
• Citas falsas de jurisprudencia. Attributed a discussion about genetics affecting treatment effectiveness to Johnston, which the case does not contain.
• Tergiversación de pruebas o escritos. Relied on Exhibits A–F that plaintiff never introduced to the administrative record and cited non-existent record page numbers.
• Citas falsas de jurisprudencia. Plaintiff quoted Roszak as prohibiting adoption of selected experts' conclusions while ignoring contrary evidence; court found Roszak does not contain that holding as cited.
• Fabricación de jurisprudencia. Plaintiff cited a nonexistent case and attributed a favorable holding; court found no such case exists and the quoted holding is fabricated.
• Fabricación de jurisprudencia. Plaintiff cited a nonexistent case to support argument about selective medical opinions; court found the citation fabricated.
• Fabricación de jurisprudencia. Plaintiff cited a nonexistent case claiming recognition of cumulative stress effects on cardiovascular health; court found the citation fabricated.
• Tergiversación de jurisprudencia. Plaintiff asserted Jones held that extended shift work contributes to cardiovascular conditions; court found Jones contains no such medical discussion (misrepresentation/paraphrase unsupported).
• Citas falsas de jurisprudencia. Plaintiff attributed to Johnston a holding about considering genetic factors in medical evaluations; court found Johnston concerns confidentiality and contains no such language.
• Fabricación de jurisprudencia. Plaintiff cited a nonexistent case to argue a delay violated pension code timing; court found the citation fabricated.
• Fabricación de jurisprudencia. Plaintiff cited another nonexistent case regarding delay in issuing rulings; court found the case does not exist and the citation fabricated.
• Citas falsas de jurisprudencia. Plaintiff attributed a favorable quotation to Bowlin that does not appear in the decision; court held the quoted language is unsupported by Bowlin.
• Citas falsas de jurisprudencia. Plaintiff quoted Johnson as saying an inability to comply with treatment does not negate disability; court found no such holding in Johnson.
• Citas falsas de jurisprudencia. Plaintiff attributed a quote to Knight about persistence despite treatment not supporting inference of noncompliance; court found the language unsupported.
• Fabricación de jurisprudencia. Cited a non-existent case and attributed a favorable holding to it.
• Fabricación de jurisprudencia. Cited a non-existent case for a purported holding about selective medical opinions.
• Fabricación de jurisprudencia. Cited a non-existent case and quoted language about cumulative stress and heart conditions.
• Fabricación de jurisprudencia. Cited a non-existent case to support a statutory-timeframe argument.
• Fabricación de jurisprudencia. Cited a non-existent case regarding a delay in issuing a written ruling.
• Citas falsas de jurisprudencia. Attributed a favorable rule to Bowlin that the case does not contain (false quoted holding).
• Citas falsas de jurisprudencia. Misquoted Johnson as holding that inability to comply with treatment does not negate disability (not supported).
• Citas falsas de jurisprudencia. Misquoted Knight to suggest persistence despite treatment cannot infer noncompliance (not present in Knight).

Desenlace

Plaintiff's appellate brief stricken and appeal dismissed; sanctions motion granted. Sanción profesional: No.

Ficha del caso

Fuentes: aporte de /documents/1089/Pletcher_v._Village_of_Libertyville_USA_24_November_2025.pdf; base de datos de Damien Charlotin.

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