Nuño Sempere

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  "summary": "Nuño Sempere is a Spanish superforecaster who co-founded the highly successful Samotsvety forecasting group and now runs Sentinel for global catastrophe early warning. He is known for skeptical views on high AI existential risk estimates and critical perspectives on EA institutions.",
  "description": "Spanish forecaster and researcher who co-founded Samotsvety Forecasting (winning CSET-Foretell by an 'obscene margin') and founded Sentinel, a non-profit for global catastrophic risk early warning. Known for superforecasting expertise, AI timelines analysis, and critical perspectives on Effective Altruism.",
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      "date": "2026-02-18",
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No external links