korrents

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Opening school to everybody necessarily made average measured performance look worse, because the students who used to be excluded are now in the data.

Drawn from what Freddie deBoer said

Subjecteducation
What this subject means

education How children are taught and tested: schools, tutoring, what a lesson at the right level does, and what AI changes.

Mental modelCognitive biases

What Freddie deBoer actually said

  1. Freddie deBoer Writer with a PhD in English who taught writing for years
    But if you know anything about my obsession with selection bias, you can predict the outcome: when you expand access from a population that excludes more students to one that excludes fewer, you’re very likely to see declining performance.

    Where this was said

    ↗What People Want From Our Schools Has Never Been Accomplished, Anywhere, Everfreddiedeboer.substack.com

    12 Mar 2026

    All 3 korrents from this piecethis one is 1st

Added to korrents 7 Sept 2026 · How quotes work · Something wrong? Tell us

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