
Barret ZophResearcher
Google DeepMind
Vice President of Research
via Google DeepMind
Researcher · Founder
Research Scientist at Google DeepMind
De Freitas helped lead Google's Meena and LaMDA conversational models, early demonstrations that scaling neural language models could produce open-ended dialogue. He then co-founded Character.AI, bringing character-driven conversational systems to a mass audience, before returning to Google DeepMind.
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Character.AIWork and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Last editorial review: August 9, 2026