Contributed by Mahzarin R. Banaji; received January 23, 2025; accepted April 11, 2025; reviewed by Aaron C. Kay and Duane T. WegenerMay 14, 2025122 (20) e2501823122Information & AuthorsMetrics & CitationsGet AccessReferencesFiguresTablesMediaShareSignificanceScientists have long promised that AI will make more rational decisions than even expert humans. These studies show that this is not a foregone conclusion because large language models (LLMs) already appear to have acquired humanlike irratio...