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Scott Alexander

Writer, Astral Codex Ten; co-author of AI 2027

Scott Alexander is the pen name of a psychiatrist who writes Astral Codex Ten, the successor to Slate Star Codex, on psychiatry, forecasting, rationality and AI. He co-wrote the 2025 AI 2027 scenario with the AI Futures Project.

SubstackAstral Codex Ten
#AI risk#forecasting#rationality

Key arguments & positions

  • Writes long-form essays on psychiatry, rationality, forecasting and AI, often steelmanning several sides of a debate before giving his own estimate.
  • Treats advanced AI as a serious risk worth planning for, while taking fast-progress and skeptical arguments seriously in public.

Accomplishments

  • Pen name of a practicing psychiatrist; writes Astral Codex Ten, the successor to his blog Slate Star Codex.
  • Co-author, with Daniel Kokotajlo and others at the AI Futures Project, of the 2025 scenario AI 2027.

Papers & key writings

Links

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