#  Sonja Koehler 

Graduate Student

 

 

 



   ![Sonja Koehler headshot](/sites/g/files/omnuum6286/files/styles/hwp_4_5__480x600/public/2025-08/Harvard_ID_photo.jpg?itok=LP5gVCj9) 

 



 

 email <sonja.koehler@cfa.harvard.edu> 

Center for Astrophysics |  
Harvard &amp; Smithsonian  
60 Garden Street, MS-10  
Cambridge, MA 02138

 

 



 

Research interests: galaxy formation and evolution, Epoch of Reionization, cosmological simulations