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Why we need safeguards for emotionally responsive AI

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Breakthroughs in large language models (LLMs) have made conversations with chatbots feel more natural and human-like. Applications such as Replika and Character.ai, which allow users to chat with artificial intelligence (AI) versions of famous actors and science-fiction characters, are becoming popular, especially among young users. As a neurosci-entist studying stress, vulnerability and resilience, I've seen how easily people react to even the smallest emotional cues - even when they know that those cues are artificial. For example, study participants exhibit measurable physiological responses when shown videos of computer-generated avatars expressing sadness or fear.

Ziv Ben-Zion

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Yale University School of Medicine in New Haven, Connecticut

2025

Nature

Nature

ISSN:0028-0836
年,卷(期):2025.643(8070)