#  Undergraduates and interns 

 



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REU students, Harvard undergraduates, and research interns (such as high school students)



 

  [### Alexa Fein

 ](/people/alexa-fein)

 Alexa is an undergraduate student majoring in physics. She works with Audrey on the structural color project exploring applications in plastic packaging. Alexa loves yoga and greek yogurt. 

 

 

      ![Alexa headshot](/sites/g/files/omnuum4256/files/styles/hwp_4_5__690x865/public/2025-09/IMG_2930.jpeg?h=df844158&itok=8-Jo2psz)