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Arcadia Impact

Arcadia Impact

Alejandro Aristizábal

Researcher, Alignment

Alejandro is a researcher on the alignment team. He has six years of experience as an ML engineer and researcher and previously did LASR.

Posts

Lessons from building an automated research scaffold

Alignment

Alignment

Alejandro Aristizabal, Josh Hills, Dewi Gould, Angel Martinez, Falko Galperin, Denis Federico Lim, Aleksandr Bowkis

Oct 2, 2026

Automated alignment runs are hard to study!

Alignment

Alignment

Alejandro Aristizabal, Andrew Draganov, Aleksandr Bowkis, Cameron Holmes

Aug 13, 2026

Debate with Self-Play Best-of-N Optimization

Alignment

Alignment

Dewi Gould, Sam Martin, Alejandro Aristizabal, Simon Marshall, Jacob Pfau

Jul 9, 2026

Arcadia Impact

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Arcadia Impact

Registered charity in England and Wales (Charity Number: 1212323).

Programmes

LASR Labs

AI Governance Taskforce

Impact First

Research

Research Outputs

Alignment

Organisation

About

Careers

Privacy Policy

Code of Conduct

Contact

Arcadia Impact

Registered charity in England and Wales (Charity Number: 1212323).

Programmes

LASR Labs

AI Governance Taskforce

Impact First

Research

Research Outputs

Alignment

Organisation

About

Careers

Privacy Policy

Code of Conduct

Contact