AGU - American Geophysical Union

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About AGU
Career Development
Honors & Funding
Meetings & Events
Publications & News
Policy & Outreach

Who We Are

AGU Membership Value

Empower your future today!

Ethics, Diversity & Inclusive Science

Promoting an inclusive scientific culture

Membership Directory

Find members by section, region or expertise

Programs & Initiatives

Advance your career and connect with peers

Find Your Community

Connect by science, interest and identity

AGU Net Zero Headquarters

Visit AGU’s award-winning HQ in D.C.

Leadership & Governance

Volunteers shaping AGU and the future of science

AGU Sections

Connect with colleagues in your discipline

College of Fellows

Distinguished Earth and space science leaders

Get a full year of AGU Member value. Renew your membership now!

Students

Student Programs

Launch your career with a supportive community

Leadership Opportunities

Sign up for leadership and volunteer updates

Awards & Funding

Apply for scholarships and fellowships

Educators

University & Faculty Programs

Network and share best practices in education

K-12

Explore Bright STaRS program and travel grants

Career Advancement

Career Center

Find or post job listings; search career resources

Programs by Career Stage

Programs and support for every career level

Fellowships & Cohort Programs

Build in-depth skills alongside peers

AGU Circles

Get support and new perspectives with peer mentoring

AGU Grant Finder

Search thousands of funding opportunities

AGU Honors

Union Medals, Awards & Prizes

Recognizing top achievements in science

Union Fellows Program

Recognizing excellence in research

Section Awards & Lectures

Celebrating section-specific achievements

Student Awards

Rewarding scientific excellence in students

Science Policy & Communication Awards

Awarding excellence in science outreach

View 2025 honorees

AGU Funding

Scholarships

Investing in science’s future leaders

Travel Grants

Support travel for AGU meetings

Research Grants

Funding new discoveries and breakthroughs

AGU Meetings

AGU Annual Meeting

Join AGU26 in San Francisco this December

Chapmans

Specialized meetings for science insights

Ocean Sciences

Thank you for joining us in Glasgow!

AbSciCon

Uncover new insights in astrobiology

Exhibits and Sponsorship Opportunities

Elevate your visibility in the geosciences

See You at our Next Chapman Meeting!

Resources

Meetings & Event Calendar

Track key dates for AGU events

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Host your event at AGU Headquarters

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Online sessions for science insights

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Explore 24 high-impact, peer-reviewed journals

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Read and publish AGU textbooks and manuals

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Resources and policies for editors

Special Collections

Premier collections highlighting key topics

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Resources and policies for reviewers

Publish with AGU

Open Science

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Explore funding for open access publishing

Inclusive Publishing

Fostering diversity and transparency in publishing

ESS Open Archive

Search Earth and space science preprints

Data Leadership

Explore AGU data guidelines for researchers

Science News & Updates

Eos

AGU’s award-winning science news magazine

Stay in the Know

Sign up for AGU updates and news

Press Releases & Media Resources

Visit AGU's newsroom for science updates

From the Prow

Read the latest message from AGU leadership

Science Policy

Science Policy Programs

Get involved in AGU’s policy initiatives

Science Policy Resources

Tools to advocate effectively for science

Grassroots Action

Mobilize local voices for policy impact

Outreach

Science Communication

Develop skills to share your science

Community Science

Connect science to local community priorities

U.S. Government Outreach

Learn to navigate U.S. science policy

Global Outreach

Collaborate globally for sustainable solutions

AGU Thought Leadership

Open Science

Expanding participation and access to science

Climate & Sustainability

Science for a thriving, sustainable future

Ethical, Diverse & Just Science

Championing ethics and equity in science

Inclusive Collaboration

Fostering an inclusive science culture

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AGU Members
Cassandra Seltzer

CS

Member Since 2019

Cassandra Seltzer

NSF-OPP Postdoctoral Fellow, Lamont Doherty Earth Observatory

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Professional Experience

Lamont Doherty Earth Observatory

NSF-OPP Postdoctoral Fellow

2025 - Present

Massachusetts Institute of Technology

Graduate student

2018 - 2025

Education

Massachusetts Institute of Technology

Doctorate

2024

University of Michigan Ann Arbor

Bachelors

Cassandra's AGU Research

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Publications
Abstracts

Anisotropic Melt Inclusions as a Confounding Signal for Ice‐Penetrating Radar Observations

GEOPHYSICAL RESEARCH LETTERS

27 february 2026

Effects of Temperature and Salinity on Grain Growth in Melt-bearing Ice

MODELING OF THE CRYOSPHERE: GLACIERS AND ICE SHEETS IV POSTER

cryosphere | 16 december 2025

Microstructural evolution of partially molten ice under static and stressed conditions

MODELING OF THE CRYOSPHERE: GLACIERS AND ICE SHEETS IV POSTER

cryosphere | 16 december 2025

Effects of multiphase microstructural evolution on dielectric properties of temperate ice

“STRANGE ICE”: ANSWER UNSETTLED GLACIER AND ICE SHEET QUESTIONS WITH INTERDISCIPLINARY RESEARCH II ORAL

cryosphere | 15 december 2025

Topographic Stress as a Mechanical Weathering Mechanism on Titan

JOURNAL OF GEOPHYSICAL RESEARCH: PLANETS

Meltwater Orientations Modify Seismic Anisotropy in Temperate Ice

IMPROVING UNDERSTANDING OF ICE DEFORMATION THROUGH OBSERVATIONS, MODELS, AND EXPERIMENTS II POSTER

cryosphere | 13 december 2024

Titanite Deformation Microstructures and Mechanisms from the Field and Experiments

PHYSICAL PROPERTIES OF EARTH MATERIALS (PPEM): DEFORMATION, FLOW, AND FAILURE V POSTER

mineral and rock physics | 12 december 2024

The Environmental Impact on Earth of Planetary Science Exploration

CONCEPTS FOR FUTURE PLANETARY SCIENCE MISSIONS I POSTER

planetary sciences | 11 december 2024

Honors & Awards

Mineral and Rock Physics Graduate Research Award

Received December 2025

Outstanding Student Presentation Award

Received December 2023

Presentation Title: Melt Preferred Orientation and its Influence on Seismic Anisotropy in the Earth’s Upper Mantle

Event: 2023 AGU Annual Meeting

Awarding Section: Mineral and Rock Physics

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