Nonlinear Geophysics Fellows Selection Committee

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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

Jobs at AGU

Join AGU’s team to advance science

Connect with the global AGU community.

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Launch your career with a supportive community

Leadership Opportunities

Sign up for leadership and volunteer updates

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Network and share best practices in education

K-12

Explore Bright STaRS program and travel grants

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Programs and support for every career level

Fellowships & Cohort Programs

Build in-depth skills alongside peers

Read your OSPA presentation feedback

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 past recipients

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 AGU25 in New Orleans this December

Chapmans

Specialized meetings for science insights

WaterSciCon

Innovations in hydrology

Ocean Sciences

Join Ocean experts in Glasgow 2026

AbSciCon

Uncover new insights in astrobiology

Exhibits and Sponsorship Opportunities

Elevate your visibility in the geosciences

Submit a proposal for AGU25

Resources

Meetings & Event Calendar

Track key dates for AGU events

Book the AGU Conference Center

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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Publish with AGU

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Explore funding for open access publishing

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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

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Visit AGU's newsroom for science updates

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Read the latest message from AGU leadership

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Championing ethics and equity in science

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View of waterfall from inside a cave with sunlight

Nonlinear Geophysics Fellows Committee

Committee Members

Ian Grooms

University of Colorado Boulder

Chair

01 January 2025 - 31 December 2026

Jonathan Poterjoy

University of Maryland College Park

Member

01 January 2025 - 31 December 2026

Jacob O Wenegrat

University of Maryland College Park

Member

01 January 2025 - 31 December 2026