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LLMs change judgments when told who wrote a text (Level A1) — three white disc on brown surface

LLMs change judgments when told who wrote a textCEFR A1

25 Nov 2025

LevelA1
A2
B1
B2

Adapted from U. Zurich, Futurity • CC BY 4.0

Photo by Siora Photography, Unsplash

Level A1 – Beginner
2 min
66 words
  • Researchers work at the University of Zurich.
  • They study large language models (LLMs).
  • Each model makes fifty narrative statements.
  • The statements cover 24 controversial topics.
  • When no source is given, models agree over 90%.
  • When an author is named, models change their answers.
  • All models showed a strong anti-Chinese bias.
  • Models trust human authors more than other AIs.
  • Researchers say we need transparency and governance.

Difficult words

  • bias — To think unfairly about someone or something.
    biased, biases
  • evaluate — To judge or assess something.
  • fairness — The quality of being just and impartial.
  • nationality — The state of being a citizen of a country.
  • researcher — A person who studies a topic carefully.
    Researchers
  • author — A person who writes a text.
    authors, author's

Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.

Discussion questions

  • Why do you think AI can be biased?
  • How important is it for AI to be fair?
  • What do you think about AI judging texts?

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