Dr. Marshall Cohen

Professor

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Biography

Marshall H. Cohen is a Professor Emeritus of Astronomy at the California Institute of Technology (Caltech). He received his Bachelor of Electrical Engineering from Ohio State University in 1948, followed by a Master of Science in 1949 and a Ph.D. in 1952. He served as a Visiting Associate Professor at Caltech in 1965 before becoming a full Professor of Radio Astronomy in 1968. Throughout his career, Cohen transitioned to the role of Professor of Astronomy, which he held from 1990 to 1995, becoming Professor Emeritus thereafter. He also held the position of Executive Officer for Astronomy from 1981 to 1985. His research interests lie primarily in the field of Radio Astronomy.

Research Interests

Experience

Professor Emeritus

— Present

California Institute of Technology • Pasadena, CA

Retired professor maintaining an emeritus status and ongoing research.

Professor of Astronomy

— Present

California Institute of Technology • Pasadena, CA

Served as a full professor focusing on research and teaching in astronomy.

Professor of Radio Astronomy

— Present

California Institute of Technology • Pasadena, CA

Led research and curriculum development in radio astronomy.

Visiting Associate Professor

— Present

California Institute of Technology • Pasadena, CA

Engaged in teaching and research as a visiting faculty member.

Executive Officer Astronomy

— Present

California Institute of Technology • Pasadena, CA

Oversaw the department's academic programs and faculty.

Requirements for California Institute of Technology

Doctorate Program
Requirements
TOEFL
Total
Required:100
IELTS
Overall
Required:7
Prerequisites
Bachelor's degree or equivalent Strong background in mathematics and physical sciences
Application Checklist
  • Online Application
  • Statement of Purpose
  • Three Letters of Recommendation
  • Transcripts
  • Resume/CV
Specialization Notes

Most Caltech graduate programs are PhD-only. GRE General and Subject tests vary by department; many have made them optional or no longer accept them.