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  1. AGU Members
  2. Joshua Krissansen-Totton
Member Since 2016
Joshua Krissansen-Totton
Assistant Professor, University of Washington Seattle
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Professional Experience
University of Washington Seattle
Assistant Professor
2022 - Present
University of Washington Seattle
Education
University of Washington Seattle
Doctorate
2019
Bachelors
Joshua's AGU Research
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Simulated HWO Reflected Light Retrievals to Rule Out Waterworld O2
ABSCICON 2024
07 may 2025
Design Requirements for the Habitable Worlds Observatory to Interpret Biosignature Detections as Evidence for Life
PLANETARY SCIENCE AND ASTROBIOLOGY WITH THE HABITABLE WORLDS OBSERVATORY II ORAL
planetary sciences | 13 december 2024
A self-consistent photochemical-climate-flux retrieval method for exoplanet characterization and life detection
PLANETARY SCIENCE AND ASTROBIOLOGY WITH THE HABITABLE WORLDS OBSERVATORY II ORAL
planetary sciences | 13 december 2024
Excluding Waterworld O2 Biosignature False Positives via Land Detection with HWO
PLANETARY SCIENCE AND ASTROBIOLOGY WITH THE HABITABLE WORLDS OBSERVATORY II ORAL
planetary sciences | 13 december 2024
The (In)stability of the Geologic Carbon Cycle on Arid Terrestrial Planets
ATMOSPHERES, CLIMATE, AND POTENTIAL HABITABILITY OF ROCKY EXOPLANETS III ORAL
planetary sciences | 10 december 2024
Can the Presence of a Supercritical Ocean Explain the Atmospheric Composition of K2-18 b?
PLANETARY ATMOSPHERES: WINDOWS INTO HABITABILITY AND INHABITANCE POSTER
planetary sciences | 10 december 2024
Probing Cold-to-Temperate Exoplanetary Atmospheres: The Role of Water Condensation on Surface Identification with JWST
ATMOSPHERES, CLIMATE, AND POTENTIAL HABITABILITY OF ROCKY EXOPLANETS II ORAL
planetary sciences | 10 december 2024
Earth’s atmospheric oxygen content and geomagnetic field follow the same evolution path since Paleozoic
PLANETARY ATMOSPHERES: WINDOWS INTO HABITABILITY AND INHABITANCE POSTER
planetary sciences | 10 december 2024
Honors & Awards
Ronald Greeley Early Career Award in Planetary Sciences
Received December 2025