Dr. Sandra Knowles

Instructor

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Biography

Sandra Lee Knowles received her Bachelor of Science in Chemistry from the University of California, Berkeley, and went on to obtain her Ph.D. in Organic Chemistry from the California Institute of Technology as a National Physical Science Consortium Graduate Research Fellow. She then joined Merck & Co. Inc. as a Senior Research Chemist in Discovery Chemistry in Boston, MA, where she worked for 14 years and served as Principal Scientist in Process Research at the company's facility in Rahway, NJ. During her tenure at Merck, Dr. Knowles was an inventor on 15 patents. In 2021, she decided to pursue a teaching career, aiming to mentor the next generation of young scientists. Currently, she serves as a Professional Specialist in Chemistry, Director of Organic Chemistry Teaching Laboratories, and Lecturer in Chemistry at Princeton University.

Research Interests

Requirements for Princeton University

Doctorate Program
Requirements
GPA Requirement
Required:3
GRE General
TOEFL
Speaking
Required:27
IELTS
Speaking
Required:8
Prerequisites
Bachelor's degree in engineering or science Strong background in mathematics, materials, physics, or related engineering
Application Checklist
  • Academic Statement of Purpose
  • Personal Statement
  • Resume/CV
  • Three Letters of Recommendation
  • Transcripts
  • Application Fee
Specialization Notes

GRE scores are not accepted. Ph.D. is the primary degree; students are not required to hold an M.S.E. prior to admission.