Research question
Are LLMs more persuasive than humans in debate, especially with personal information?
Key findings
- GPT-4 with access to personal information was 81.7% more likely than humans to shift opinions - Personalisation drove the effect
The randomised trial showing GPT-4 out-persuades humans when it can personalise, published in Nature Human Behaviour in 2025.
Are LLMs more persuasive than humans in debate, especially with personal information?
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