44
Researchers, engineers, and executives who left OpenAI, Google, Anthropic, and other AI companies over safety or ethics concerns.
Every entry is backed by the person's own statement or independent reporting. 3 disputed cases are listed separately.
Latest verified departure · September 24, 2026
Robert O'Callahan resigns from Google DeepMind over the pace of AI development
His first-party statement connects his resignation to concern that his chip-design work would make AI cheaper, faster, and more pervasive.
Forecasts & Warnings
See all →3
open forecasts
8 warnings & claims · 6 under review
Follow documented AI-safety departures
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