Engineer · Founder · Executive
Thomas Dimson
Current role not listed
Dimson created ranking systems behind Instagram's non-chronological feed, Stories, and Explore, helping define how major social platforms personalize content. He later co-founded Global Illumination, which OpenAI acquired, and worked at OpenAI for roughly 1,000 days.
Career & education
Previously
OpenAIAug 2023-May 2026Member of Technical Staff
Instagram2013-2020Software Engineer -> Director of Engineering
OpenAIAug 2023-May 2026Global Illumination2021-2023
Co-founder and CEOInstagram2013-2020
University of Waterloo
Stanford UniversityWork and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Citation Trend
Total citations to scholarly work, including research papers, technical reports, books and theses, as recorded by Google Scholar. Each point is a dated snapshot.
citations8,775As of Jun 15, '26
citations+4,964Since last snapshot, Aug 25, '25
Updates 1
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Reviewed September 29, 2026 · Checked for accuracy and new information.