Dr. Karen Walker Brandreth

Professor

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Biography

Karen Walker-Brandreth is a widely recognized Emerita Clinical Professor at the University of California, Berkeley School of Optometry. She served as the director of ocular diagnosis clinics and has been a pivotal figure in the education of optometry students. Over her extensive career, she has taught more than 25 didactic courses, focusing on ocular and systemic disease, ocular pharmacology, clinical examination of the visual system, and grand rounds seminars. One of her noteworthy contributions is the 'Color Code Retina,' an innovative system designed to aid in diagnosing retinal pathology. She is revered as a role model and mentor for generations of students and optometrists, celebrated for her commitment to innovative teaching and her transformative impact on the growth of optometry. In 2014, she was honored by being inducted into the Berkeley Optometry Hall of Fame, recognizing her significant contributions to the field.

Research Interests

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.