The grant was established in memory of AGU’s former longtime CEO, Fred Spilhaus Jr. It supports work that addresses one or more of the following areas: - Societal impact: In the arenas of advocacy, communication, outreach, policy, and/or public service, these experts have advanced the role, understanding, and recognition of science to the world. - Service to the Earth and space community: These experts have immeasurably aided the work of science organizations, government agencies, nongovernmental organizations, and/or world policymaking bodies. - Scientific leadership: By effectively fostering team-based scientific collaboration, these experts have facilitated new work that could not be accomplished in isolation. - Promotion of talent/career pool: These experts have enriched Earth and space science through their excellence in mentoring, increasing diversity, transforming curriculum, and/or creating or fostering collaborative or innovative programs for formal or informal science education.