![College of Sciences alumni in the Alumni Association's 2023 class of 40 under 40. College of Sciences alumni in the Alumni Association's 2023 class of 40 under 40.](https://d7.biosciences.gatech.edu/sites/default/files/styles/medium/public/hg/40u40-2023-email-02.png?itok=qZD_fvGn)
From making groundbreaking discoveries on Mars to revolutionizing healthcare, meet the four trailblazing College Sciences alumni in the Alumni Association’s 2023 class of 40 under 40.
![College of Sciences alumni in the Alumni Association's 2023 class of 40 under 40.](https://d7.biosciences.gatech.edu/sites/default/files/styles/medium/public/hg/40u40-2023-email-02.png?itok=qZD_fvGn)
From making groundbreaking discoveries on Mars to revolutionizing healthcare, meet the four trailblazing College Sciences alumni in the Alumni Association’s 2023 class of 40 under 40.
![Students and faculty gather for a Research Experience for Undergraduates poster session. (Photo Renay San Miguel).jpg Students and faculty gather for a Research Experience for Undergraduates poster session. (Photo Renay San Miguel).jpg](https://d7.biosciences.gatech.edu/sites/default/files/styles/medium/public/students_and_faculty_gather_for_a_research_experience_for_undergraduates_poster_session._photo_renay_san_miguel.jpg?itok=nHTdb7Ib)
Visiting students from around the U.S. attended NSF REU programs at all six College schools this summer, researching in Georgia Tech’s state-of-the-art labs, learning from student and faculty mentors, and expanding their networks.
![Autumn Peterson and William Ratcliff Autumn Peterson and William Ratcliff](https://d7.biosciences.gatech.edu/sites/default/files/styles/medium/public/hg/autumnpeterson_williamratcliff.jpg?itok=X3_Z9wIz)
For the second consecutive year, a Georgia Tech student and their advisor have been awarded a Howard Hughes Medical Institute (HHMI) Gilliam Fellowship for Advanced Study.