Thierry Breton
Thierry Breton is a computer engineer and technology executive who spoke publicly on AI policy as European Commissioner for Internal Market. He founded Forma Systems, wrote science-fiction novels, directed the Futuroscope project and held senior roles at CGI, Bull, Thomson, France Télécom and Atos. After serving as France's economy minister and teaching at Harvard, he joined the Commission in 2019 and welcomed the 2023 AI Act agreement. He called the law a milestone when it entered into force in August 2024. In 2024, he resigned from the Commission; in 2025, he published Les dix renoncements qui ont fait la France, and he is a member of the Académie des technologies.
Timeline
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By 1981
Engineering into technology
He earns a computer-engineering degree at Supélec and begins a career as a technology entrepreneur.
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1981–1986
A company and science fiction
He starts Forma Systems in the United States and leads it for five years. He also publishes technology-themed novels, including Softwar, which sells two million copies.
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1986–1993
A science park in Poitiers
He leads the Futuroscope project near Poitiers and serves as a regional councillor in Poitou-Charentes. In 1990, he becomes managing director of CGI.
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1993–2005
From Bull to telecom
At Bull, he serves as deputy general manager and chief operating officer. He later leads Thomson and France Télécom as CEO.
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2005–2019
Ministry, Harvard and Atos
He serves as France's Minister for the Economy, Finance and Industry through 2007, then teaches at Harvard Business School. Atos appoints him CEO in 2008, and he leads the company through 2019.
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2019–2024
A commissioner on AI
As European Commissioner for Internal Market, he covers digital policy. He welcomes the 2023 agreement on the AI Act and says it will give Europe clear rules for AI.
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August 2024
An AI law takes effect
The AI Act enters into force, and he calls it a milestone for trustworthy AI in Europe.
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As of October 2026
Writing beyond public office
He resigns from the Commission in 2024, leaving a vacancy the Council does not fill. In 2025, he publishes Les dix renoncements qui ont fait la France and is a member of the Académie des technologies.
Sources and credits
Photo: European Parliament from EU, via Wikimedia Commons. License: CC BY 2.0. Source: commons.wikimedia.org. Cropped to a square and resized. Ask us to remove or replace this photo.
- Thierry BRETON | Les Rendez-vous de l'histoire
- Biography of Thierry Breton – second French candidate to the European Commissioner role
- Atos Origin Supervisory Board appoints Thierry Breton as CEO and Chairman of the Management Board of Atos Origin
- Commission welcomes political agreement on Artificial Intelligence Act*
- European Artificial Intelligence Act comes into force
- Décision - UE - 2024/2696 - FR - EUR-Lex