Constitutional Classifiers: Defending against Universal Jailbreaks across Thousands of Hours of Red Teaming

Research scientist at Anthropic whose public work includes AI alignment, reinforcement learning from human feedback, and model behavior.

Senior research engineer at Anthropic interested in agent foundations, model organisms of misalignment, and human-computer interaction.

Research scientist at Anthropic focused on scalable oversight, AI safety, and language model evaluation; previously worked at New York University and Google.

Member of Technical Staff at Anthropic and cofounder of Oulipo Labs, working on language model safety, evaluations, and scientific forecasting.

Member of technical staff at Anthropic whose work focuses on language models, model understanding, and alignment.

President of METR and former team member at Anthropic whose work focuses on evaluating and forecasting frontier AI capabilities.

Member of technical staff at Anthropic focused on safe and reliable AI.

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