← Back to PeopleExecutiveCharles FosterMember of Policy Staff at METRLinkedIn@cfgeekCharles Foster works in AI policy at METR.1Mentions1Articles1OutletsArticlesMost recent firstMentioned InReferenced in coverageGeoffrey Hinton and 100+ AI experts signed a public letteraievaluatorforum.orgcautiousSep 21, 2026“Signed a public letter on AI safety and embedded evaluations.”