Dr. Christopher Chyba

Professor

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Biography

Christopher F. Chyba is the Dwight D. Eisenhower Professor of International Affairs at Princeton University and a Professor in the Department of Astrophysical Sciences. He has previously served as an associate professor of geological sciences at Stanford University and co-directed the Center for International Security Cooperation. Chyba has a distinguished background in national security, having worked on the National Security Council's Office of Science and Technology Policy during the Clinton administration and was a White House Fellow. He has been a member of the National Academy of Sciences' Committee on International Security and Arms Control and served on President Obama’s Council of Advisors on Science and Technology from April 2009 to January 2017. His research interests revolve around the pathways to nuclear weapons use, nonproliferation, strategic arms control, and biodefense. Chyba's scientific research has spanned topics such as planetary physics and exobiology, including the impacts and origins of life on Earth, the Tunguska atmospheric explosion, and planetary defense. His recent work involves studies on the ice shell of Europa and the dynamical modeling of the Neptune-Triton system.

Research Interests

Experience

Professor

— Present

Princeton University • Princeton, NJ

Serving as the Dwight D. Eisenhower Professor of International Affairs and a Professor within the Department of Astrophysical Sciences.

Associate Professor

— Present

Stanford University •

Formerly served in the Department of Geological Sciences.

Co-Director

— Present

Center for International Security Cooperation •

Directed a center focused on international security issues.

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.