- Planet
- Energy
- Health and biotech
- Digital
- Space
- Economics
- Industry
- Science and technology
- Society
- Geopolitics
- Neuroscience
- Videos
- Magazine
![](https://www.polytechnique-insights.com/wp-content/themes/Starter/front/dist/img/ic-exit.png)
Julien Prat is Head of the academic chair “Blockchains and platforms”. His research covers information economics, contract theory and labour economics. His current projects focus on the optimal design and financial implications of decentralised systems.