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Researcher · Founder · Executive

Liam Fedus

LF

Co-founder at Periodic Labs

Fedus co-created the Switch Transformer, which showed how a language model could grow to a trillion parameters without using every part of the model for every word. That work helped make mixture-of-experts a practical route to scaling AI. After contributing to T5 at Google, he co-founded Periodic Labs.

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Background

Current role
Co-founder
Previously
About this data

Work and education history is primarily focused on AI-relevant roles and may not be comprehensive.

Last editorial review: August 8, 2026

Citation Trend

2 snapshots
Citation history from Aug 25, '25 to Jun 15, '2679,82365,04150,258Aug 25, '25Jun 15, '26
79,823citations as of Jun 15, '26+29,565 since Aug 25, '25
For today’s citation count and citations per paper, visit Google Scholar.