Author

Alexandra Chouldechova

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Preprint Aug 2026

Beyond"I Can't Help With That": How Child Safety Experts Evaluate AI Chatbot Safety

Youth increasingly turn to AI chatbots for social and emotional support, raising concerns about how these systems respond, especially in high-stakes situations. However, existing child safety evaluations of AI lack grounding in real-world harms that youth experience, rely on unvalidated assumptions about what counts as...

Hannah Cha, N. Shukla, Solon Barocas et al. · 0 citations

Preprint Sep 2026

What AI Benchmarks Actually Measure: Adapting Convergent and Discriminant Validity to Interrogate Fifty-Six AI Benchmarks

This work adapt convergent and discriminant validity from the social sciences into an approach for interrogating AI benchmarks, applying it to 56 capability and safety benchmarks across 53 models and asking analogous questions at the item level using item response theory (IRT) models.

Meera Desai, Sang T. Truong, Hanna Wallach et al. · 0 citations