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Gary Marcus
@GaryMarcus
OG GenAI Skeptic; spoke at US Senate. Warned about hallucinations in 2001. Advocating world models & neurosymbolic AI ever since. Author, Marcus on AI & 6 books
garymarcus.substack.com
Joined December 2010
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    Gary Marcus
    @GaryMarcus
    Aug 31, 2025
    Three thoughts on what really matters: 1. Fuck cancer 2. Friends are irreplaceable 3. The new "Marcus test" for AI is when AI makes a significant dent on cancer May that happen sooner, much sooner, rather than later. In memory of my childhood friend Paul.
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    Gary Marcus
    @GaryMarcus
    8h
    nailed it, over two years ago
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    Gary Marcus
    @GaryMarcus
    Jul 16, 2024
    Prediction: @a16z’s meddling will backfire massively. US will have worst-regulated AI industry in the world, something bad will happen (e.g., unprecedented cyberattack, or election clearly influenced by deepfake) and public sentiment towards AI will turn sharply negative. In the