Demis Hassabis is co-founder and CEO of Google DeepMind, formed from the 2023 merger of DeepMind (which he co-founded in 2010) and Google Brain. A former child chess prodigy and video game designer, he holds a PhD in cognitive neuroscience from UCL. He shared the 2024 Nobel Prize in Chemistry with John Jumper for AlphaFold’s protein structure prediction work, and has led DeepMind through AlphaGo, AlphaFold, and the Gemini model series. As of 2026 he continues as CEO of Google DeepMind, overseeing Gemini development and Google’s broader AI research agenda.
Recent
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2026-09-30 Google shipped Gemini 4 Argon, a new frontier model with a 1M-token output limit, claiming SOTA on coding and knowledge-work benchmarks against GPT-6 Astra and Anthropic’s top models; initial access limited to its “Fairwind Program” cybersecurity partners before wider rollout. Google (primary) · Hacker News discussion (community, 696 points)
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2026-09-15 OpenAI policy chief Chris Lehane confirmed OpenAI, DeepMind, and darioamodei’s Anthropic have held weeks of direct safety-coordination talks, tracing back to a July proposal from Hassabis for a US-led oversight body that could vet frontier models and trigger industry-wide slowdowns; sama and elonmusk have voiced support, while davidsacks calls the broader push cartel-style regulatory capture. Bloomberg (independent)
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2026-08-05 Stepped back from CEO role to become chairman of Google DeepMind and Alphabet’s chief scientist; Koray Kavukcuoglu (CTO/chief AI architect) assumes operational SVP role reporting directly to Pichai. Jeff Dean and Sanjay Ghemawat simultaneously departed after 27 years to launch Discovery Loop with Oriol Vinyals and Quoc Le. Fortune · Bloomberg · CNBC