Earth & Planetary Science Faculty
![Guiru Gu](https://stonehill-website.s3.amazonaws.com/files/modules/square-xsml-gu-guiru-bio.jpg)
Guiru Gu
Associate Professor of Physics and Engineering, Director of Photonics Program
Physics
Alessandro Massarotti
Associate Professor of Physics, Physics & Astronomy Department Chair, Earth & Planetary Sciences Program Director
Physics
![David S. Simon](https://stonehill-website.s3.amazonaws.com/files/modules/square-xsml-untitled-design-2024-06-04t102848-449.png)
David S. Simon
Professor of Physics and Engineering
Physics