Computer Science is an area of study within the Harvard John A. Paulson School of Engineering and Applied Sciences. Prospective students apply through GSAS; in the online application, select  “Engineering and Applied Sciences” as your program choice and select "PhD Computer Science" in the Area of Study menu.

Computer science studies both the fundamentals of computation and computation’s interaction with the world. Computer scientists develop new algorithms, invent new systems and theories that empower people and society, and advance the science of computing while working with engineers, scientists, social scientists, lawyers, artists, and others around the University and beyond.

Graduate students in computer science work with faculty researching:

  • Architecture
  • Artificial Intelligence
  • Computational and Data Science
  • Computational Neuroscience
  • Economics and Computation
  • Graphics, Vision, and Visualization
  • Information and Society
  • Programming Languages
  • Systems, Networks, and Databases
  • Theory of Communication
  • Theory of Computation