Ruiqing (Rachel) Cao is a Ph.D. Candidate in Economics at Harvard University, pursuing a Secondary Field in Computational Science and Engineering simultaneously. She has worked as an Economic Researcher and Data Scientist Intern at Facebook, and as a Research Intern at Gamalon. Prior to attending Harvard, she graduated magna cum laude from Yale University with a B.A. in Global Affairs and a B.A. in Economics and Mathematics in 2013.