# Tristan Harris

Type: Person

Source: AI Intelligence Brief — https://getaibrief.com/entity/tristan-harris
Canonical HTML page: https://getaibrief.com/entity/tristan-harris

## Timeline

- **2026-09-22**: Harris adds to slowdown calls — Tristan Harris, former Google employee and co-founder of the Center for Humane Technology, tells The National News Desk that 1,300 employees from top AI labs signed a letter saying frontier development must slow.
- **2026-09-19**: Microsoft AI CEO weekend warning — Harris says the CEO of Microsoft AI said over the weekend that 'we should not build something that we don't know how to control.'
- **2026-09**: Frontier lab leaders warn on control — Leaders at Anthropic, OpenAI, xAI and Google DeepMind say AI is advancing faster than the ability to control it and that industry may need to slow development.
- **2023**: Early insider concerns begin — Tristan Harris says he has been hearing concerns from inside AI labs for years, dating back to early 2023.

## Recent coverage (1 stories)

### 1,300 AI Lab Staff Sign Letter Urging Frontier Slowdown
2026-09-22 15:45:09 · Sentiment: Neutral · Impact: 5/10 · Sources: 3

Former Google employee Tristan Harris says 1,300 employees at top AI labs signed a letter calling for slower frontier development, joining recent warnings from OpenAI, Anthropic, xAI and DeepMind. For AI researchers and engineers, this signals that safety pressure is now coming from inside the labs rather than only from external critics.
Full story: https://getaibrief.com/story/1300-ai-lab-staff-urge-frontier-slowdown

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