Mary Voytek is a transformative leader in the biogeosciences community. Her contributions over a 40-year career that is still unfolding exemplify the AGU values embodied by the Ambassador Award. Beginning in the 1990s, during an era in which most geoscientists saw “biogeosciences” as an oxymoron, she was a key leader in the movement that brought environmental microbiology and astrobiology into AGU, eventually helping to found and lead the Biogeosciences section.

Later, at NASA, Mary reshaped the Astrobiology Program to empower an emerging generation of scientists who viewed astrobiology as their primary focus and mission relevance as a priority. Going far beyond normal program manager duties and taking serious professional risk, she was a key figure driving a wholesale reorganization of NASA’s planetary sciences programs to infuse them with astrobiology objectives. More recently, Mary shifted astrobiology community leadership from a centralized institute to a distributed “research coordination network” that she is nurturing toward maturity and has advocated for community definitions, community standards and consensus building around the standards of evidence needed to guide public and scientific discourse about the search for life on other worlds. Along the way, Mary worked extensively and systematically to elevate new talent into positions of responsibility, such as by recruiting and mentoring future scientist-administrators in astrobiology through the NASA Management Postdoctoral Fellow program.

Most recently, she advanced the global astrobiology community through her leadership of the Earth-Life Science Institute (ELSI) at Tokyo Tech. Mary has made it a priority to develop the international astrobiology community by fostering an integrative, collaborative and internationalist culture that makes ELSI a welcoming home for students and visiting scholars from around the world. If the day comes when there is credible evidence of life elsewhere, Mary’s leadership will have led us toward understanding, debating and interpreting that evidence as a unified global science community.

— Ariel D. Anbar
Arizona State University
Tempe, Arizona