Science study: AI dialogues cut conspiracy beliefs ~20%, effect lasts 2 months

emollick · x · 2026-11-15

Ethan Mollick shared a Science paper by Costello, Pennycook and Rand: 2,190 conspiracy believers had personalized evidence-based dialogues with GPT-4 Turbo, reducing belief by 20%. The effect persisted 2 months later, generalized across unrelated conspiracies, and shifted behavioral intentions. Mollick quips that after a week on X, it clearly "isn't doing enough."

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