Dr. William Lester Jr

Professor

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Biography

William Lester, Jr. is a prominent scholar in Theoretical Physical Chemistry, with a career spanning several decades in academia and research. He received his B.S. and M.S. degrees from the University of Chicago in 1958 and 1959, respectively, before obtaining his Ph.D. from Catholic University of America in 1964. His research primarily focuses on theoretical studies of electronic structure in molecules and the development of advanced computational methods, particularly the quantum Monte Carlo method, which has been instrumental in studying the properties of molecules across various chemical problems. Throughout his career, Lester has held significant positions at institutions such as the National Bureau of Standards and the University of Wisconsin-Madison, and he has contributed to numerous editorial boards for prominent scientific journals. His accolades include awards from the American Chemical Society and recognition as a Fellow of the American Physical Society and the American Association for the Advancement of Science. Currently, he serves as a professor at the University of California, Berkeley, where he continues to advance research in computational chemistry.

Research Interests

Experience

Professor

1978-01-01 — Present

University of California, Berkeley • Berkeley, CA

Professor in the Department of Chemistry with a focus on theoretical studies of electronic structure and quantum Monte Carlo methods.

Awards

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Percy L. Julian Award

1979-01-01
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Outstanding Teacher Award

1986-01-01

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.