A U.S. district court judge retracted a ruling in a biopharma securities case after discovering multiple citation errors, including fabricated quotes and incorrect details about other cases. Lawyer Andrew Lichtman highlighted these issues in a letter, leading to a notice from the court stating that the prior opinion was made in error. While minor revisions in court decisions are common, significant changes like removing entire paragraphs are rare. Although AI usage wasn’t confirmed, the errors bore similarities to known cases of AI-generated mistakes in legal contexts.
A US district court judge has withdrawn his decision in a biopharma securities case after lawyers noted that his opinion referenced fake quotes and other erroneous case information.
Lawyer Andrew Lichtman stated that there was a series of errors in Judge Neals' decision, including misstating the outcomes in three other cases.
A notice published to the court docket indicated that the prior opinion was entered in error, and a subsequent opinion and order will follow.
The citation errors exhibit signs of AI hallucinations similar to those seen in other legal filings, as lawyers increasingly use AI for research.
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