Main page›Actors›Jack Clark Jack Clark A individual referenced in 2 ledger entries. Jack Clark appears across 2 entries spanning 2026–2026. 2026 2026-09-17 Anthropic Publishes an R&D Automation Index Reporting That Claude Leads 26% of Its Model Development Work Notable 2026-06-04 Anthropic Publishes Call for Verifiable Mechanism to Pause Frontier AI Development Notable See also Amy KlobucharAndrej KarpathyAnthony AlbaneseBernie SandersChris OlahChris Van Hollen All actors