Dr. Joshua Krissansen Totton

Assistant Professor

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Biography

Joshua Krissansen-Totton is an Assistant Professor and a planetary scientist and astrobiologist specializing in modeling biogeochemical evolution of rocky planets and their interactions with atmospheres, surfaces, and interiors. His research spans early Earth, Venus, and newly discovered rocky exoplanets. Krissansen-Totton combines Earth system science with models of carbon and oxygen cycling over deep time and utilizes astronomical observations to formulate testable hypotheses about terrestrial planet atmospheres. His work supports the search for life on Earth and beyond.

Research Interests

Requirements for University of Washington

Master Program
Requirements
GPA Requirement
Required:3
TOEFL
Total
Required:80
IELTS
Overall
Required:6.5
Duolingo
Overall Score
Required:105
Overall
Required:105
Prerequisites
Bachelor's degree from a regionally accredited college or university
Application Checklist
  • Online application
  • Transcripts
  • Statement of Purpose
  • Letters of Recommendation
  • Resume/CV
  • English proficiency scores (for international students)
Specialization Notes

Standard Graduate School requirements for University of Washington apply to most departments listed unless specified otherwise by the program.