UNION MEDALS, AWARDS AND PRIZES
James B. Macelwane Medal
Past Recipients

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2026 RECIPIENT
Leander DL Anderegg
2026 RECIPIENT
Jacqueline Austermann
2026 RECIPIENT
Mojtaba Sadegh
2026 RECIPIENT
César Terrer
2026 RECIPIENT
Alexander J Turner
2025 RECIPIENT
Laura E Condon
Dr. Laura Condon is an extraordinary researcher and a field builder, selected for the 2025 James B. Macelwane Medal for her pioneering contributions to simulating groundwater-surface water interactions under human influence. She is a hydrologist of e...
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2025 RECIPIENT
Roger R Fu
Roger Fu has transformed paleomagnetism through groundbreaking research that spans planetary formation, Earth history, and methodological innovation. His early work resolved a decades-old puzzle by demonstrating that the solar nebula possessed a magn...
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2025 RECIPIENT
Anna T Trugman
Anna Trugman has reshaped how the Earth science community understands forest responses to drought and disturbance by linking plant physiological mechanisms to landscape‑ and global‑scale dynamics. She integrates observations, experiments, and process...
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