Jaan Tallinn

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  "summary": "Profile of Jaan Tallinn documenting \\$150M+ lifetime AI safety giving (86% of \\$51M in 2024), primarily through SFF (\\$34.33M distributed in a 2025 grant round). Co-founded CSER (2012) and FLI (2014), led Anthropic's \\$124M Series A (2021), early DeepMind investor.",
  "description": "Jaan Tallinn (born 1972) is an Estonian programmer, entrepreneur, and philanthropist who co-founded Skype and Kazaa, then became one of the largest individual funders of AI safety research. Lifetime giving estimated at \\$150M+, primarily through SFF.",
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