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Westwood (2025)The potential existential threat of large language models to online survey research

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Authors: Westwood, S. J.

Publication date: November 2025

Online surveys are a cornerstone of scientific data collection, but this foundation is increasingly under threat. A study demonstrates that autonomous AI agents can generate high-quality, logically coherent, and human-like survey responses while successfully bypassing standard quality and attention checks. This challenges a core assumption of survey research and exposes a critical vulnerability in current data infrastructures. The findings highlight the urgent need for new data validation standards and a reassessment of reliance on online data collection methods.

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