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Holden Karnofsky

Co-founder and president of Anthropic and writer of the Cold Takes blog.

Researcher1 organizations1 reports

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CountryUnited States

Last reviewedMar 13, 2026

Official homepage

updated United States 1 public sources

Public links

website Personal website

Organizations

core Anthropic

Reports

Alignment and Safety Sleeper Agents: Training Deceptive LLMs that Persist Through Safety Training

Official and primary sources

https://www.cold-takes.com/ Official source · homepage

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