Congratulations to Tommaso Macrelli for passing his PhD viva on Wednesday 21 July! Tommaso’s thesis is entitled “Homotopy algebras, gauge theory, and gravity“. The External Examiner was Richard Szabo (Heriot-Watt University) and the Internal was Jan Gutowski. His project was supervised by Martin Wolf. The image below shows an diagram from Tommaso’s research.
![](https://blogs.surrey.ac.uk/mathsresearch/wp-content/uploads/sites/11/2021/07/Figure-4.11a.png)