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No count given from his own classes

The Daily Californian gives no count from his classes; the nearest data is a Texas study where A grades rose 16 extra points in homework-heavy courses.

“Many UC Berkeley students use AI to consistently get top homework scores, so there is no point in grading homework for correctness.”

Richard Borcherds, UC Berkeley mathematics professor, as reported by the Daily Californian (23 October 2026)

Recorded 26 October 2026. Our ruling means: literally true, materially misleading.

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Receipts pack

The evidence file for this verdict

12 receipts: 7 support the claim, 0 contradict it, 5 add context. 4 figures on the record, 4 traced to a quoted receipt.

The receipts

Each source, the line we quote from it, its date and which way it cuts. Free to read and to cite.

  1. 1Supports the claimdailycal.org ↗

    After seeing how many of his students used AI to consistently receive top scores

    Look up an archived copy ↗

  2. 2Supports the claimdailycal.org ↗

    he felt there was “no point” in paying readers to grade for correctness in homework

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  3. 3Contextdailycal.org ↗

    Borcherds said he currently grades on completion if a student hands in their homework.

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  4. 4Contextdailycal.org ↗

    Campus has tried several AI detection tools, including Turnitin and Rumi

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  5. 5Supports the claimcshe.berkeley.edu ↗

    the share of A grades rose by 13 percentage points, or about 30% relative to the 2022 baseline

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  6. 6Supports the claimcshe.berkeley.edu ↗

    These increases were larger where homework carried greater weight, consistent with AI substituting for student work rather than broad learning gains from AI.

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  7. 7Contextthe-decoder.com ↗

    analyzed more than 500,000 grades at a "large, selective public research university" in Texas

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  8. 8Supports the claimthe-decoder.com ↗

    A's rise by an extra 16 percentage points compared to courses below the median with the same AI exposure

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  9. 9Contextthe-decoder.com ↗

    In those lower-homework courses, the effect is small and not statistically significant.

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  10. 10Supports the claimtimeshighereducation.com ↗

    was not found to the same extent in in-person examination

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  11. 11Supports the claimnews.gallup.com ↗

    more than half (57%) of U.S. college students are using artificial intelligence in their coursework at least weekly

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  12. 12Contexthepi.ac.uk ↗

    95% of students now use AI in some form and 94% use generative AI to support assessed work

    Look up an archived copy ↗

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What each receipt proves, and what would change our mind.

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  • What would change our verdict
  • Our call on the record, with its due date

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