← Back to PeopleJWResearcherJack W. O'SullivanResearcher at Stanford UniversityLinkedInJack W O'Sullivan is a researcher at Stanford University with medical and doctoral degrees.1Mentions1Articles1OutletsCompanies CoveredStanford University1ArticlesMost recent firstMentioned InReferenced in coverageStanford study reveals multimodal models maintain 70-80% accuracy even after complete removal of image inputsarXivcautiousApr 1, 2026“O'Sullivan co-authored the MIRAGE study on visual understanding illusions in multimodal AI models.”