Sarah Stewart Johnson | |
|---|---|
| Born | Kentucky |
| Nationality | American |
| Alma mater | Washington University in St. Louis Oxford University Massachusetts Institute of Technology |
| Scientific career | |
| Fields | |
| Institutions | Georgetown University Harvard University |
| Thesis | Mars in the late Noachian : evolution of a habitable surface environment (2008) |
| Doctoral advisor | Maria Zuber |
Sarah Stewart Johnson is an American biologist, geochemist, astronomer and planetary scientist. She joined Georgetown University in 2014[1] and is currently the Provost's Distinguished Associate Professor of Biology and the Science, Technology, and International Affairs program in the School of Foreign Service.[2]