The Effective Altruism

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Work on the world's most pressing problems. Browse jobs, fellowships, internships, courses, and more at high-impact organisations.
                Conceptual Reasoning Fellow
                Conceptual Reasoning Fellow
                AnthropicSan Francisco, CA / Remote (US)
                San Francisco, CA / Remote (US)
                Yesterday
                AI safety & policy
                Fellowship
                Deadline
                2026-10-28
                Routes to impact
                Skill-building & building career capital
                Direct high impact on an important cause
                Description
                A four-month fellowship for experts to work with Anthropic researchers on improving Claude’s reasoning in their field.
                • Scoped research project with mentorship from Anthropic researchers
                • Access to frontier Claude models and internal evaluation tooling
                • Design evaluations and RL environments for field-specific reasoning tasks
                • Collaborate with a cohort on judgment-heavy problems in law, policy, philosophy, economics, or cognitive science
                This text was generated by AI. If you notice any inconsistencies, please let us know using this form.
                Red Teaming Fellowship
                Red Teaming Fellowship
                10a LabsWashington, DC
                Washington, DC
                4 months ago
                Fellowship, Artificial Intelligence for Biothreat Early Warning
                Fellowship, Artificial Intelligence for Biothreat Early Warning
                Atlanta, GA
                4 weeks ago
                Fellows, AI Safety and Security
                Fellows, AI Safety and Security
                AnthropicRemote / London, UK / Ontario, CAN / Berkeley, CA / San Francisco, CA
                Remote / London, UK / Ontario, CAN / Berkeley, CA / San Francisco, CA
                1 month ago
                Program Manager
                Program Manager
                Health Progress HubKano, Nigeria
                Kano, Nigeria
                10 months ago
                Research Fellow — Managed Honey Bees
                Research Fellow — Managed Honey Bees
                Fairer FieldsRemote (US)
                Remote (US)
                1 month ago
                Regional Research Economist, Economic Research, London
                Regional Research Economist, Economic Research, London
                AnthropicLondon, UK
                London, UK
                4 months ago
                Regional Research Economist, Economic Research, Singapore
                Regional Research Economist, Economic Research, Singapore
                AnthropicSingapore
                Singapore
                4 months ago
                Fellow in Residence
                Fellow in Residence
                Schmidt SciencesNew York, NY
                New York, NY
                5 days ago
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