Dr. Fei Xu

Professor

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Biography

Fei Xu is a Professor in the Department of Psychology at the University of California, Berkeley, specializing in cognitive language development and infant cognition. She earned her PhD in the Department of Brain and Cognitive Sciences from the Massachusetts Institute of Technology. Her research interests encompass a variety of domains including statistical inference, physical reasoning, word learning, number representations, social cognition, the relationship between language and thought, and concept acquisition. With a solid foundation in psychology philosophy, her work aims to understand how infants acquire language and cognitive skills, and how these processes interact with their social environments.

Research Interests

Cognitive Language Development Infant Cognition Statistical Inference Physical Reasoning Word Learning Number Representations Social Cognition Language Thought Concept Acquisition Psychology Philosophy

Requirements for University of California, Berkeley

Doctorate Program
Requirements
GPA Requirement
Required:3
GRE Subject
Overall Score
Required:500
Overall
Required:500
TOEFL
Total
Required:90
IELTS
Overall
Required:7
Prerequisites
Bachelor's degree or recognized equivalent Preparation comparable to undergraduate major at Berkeley in Mathematics or Applied Mathematics 2 full years lower-division work (Calculus, Linear Algebra, Differential Equations, Multivariable Calculus) 8 one-semester upper-division courses (Real Analysis, Complex Analysis, Abstract Algebra, Linear Algebra)
Application Checklist
  • Graduate Application
  • Statement of Purpose
  • Personal History Statement
  • Three Letters of Recommendation
  • Unofficial Transcripts
  • C.V./Resume
  • Course and Textbook List
Specialization Notes

The Mathematics Subject GRE is required for the Fall 2026 admissions cycle. General GRE is optional.