STEM Changemaker

03/31/2026

Dr. Alessandra Buonanno (born 1968) is a theoretical physicist known for her pioneering work in gravitational wave science. She earned a degree in physics from the University of Pisa and a Ph.D. in theoretical physics from the University of Padua.

As a director at the Max Planck Institute for Gravitational Physics, she played a key role in developing models that enabled the detection of gravitational waves by LIGO, confirming a major prediction of Einstein’s theory of relativity. Her research focuses on black holes and neutron stars.

Beyond her research, she serves as a mentor and advocate for women in physics, encouraging broader participation in theoretical and computational sciences. Her career demonstrates the power of fundamental research to transform our understanding of the universe.

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03/31/2026

Susan Solomon (born January 19, 1956) is an atmospheric chemist whose groundbreaking research helped uncover the cause of the Antarctic ozone hole. She earned a B.S. in chemistry from the Illinois Institute of Technology and a Ph.D. in chemistry from the University of California, Berkeley.

Her work identified the role of chlorofluorocarbons (CFCs) in ozone depletion, directly informing global policy action such as the Montreal Protocol. She has also led major climate science efforts and served in leadership roles at NOAA.

Recognized for both her scientific contributions and public engagement, she continues to advocate for evidence‑based climate action. Solomon’s career highlights how rigorous research can drive global environmental policy and protect the planet.

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03/31/2026

Dr. Wanda Díaz‑Merced (born 1974) is an astrophysicist and pioneer of sonification in astronomy, transforming data into sound to expand how scientists analyze the universe. She earned degrees in physics and astronomy, including a Ph.D. in astrophysics, focusing on high‑energy phenomena such as gamma‑ray bursts.

After losing her vision, she developed innovative methods that allow both blind and sighted researchers to interpret complex astrophysical data through audio. Her work has broadened accessibility in STEM while enhancing scientific discovery.

Through advocacy and mentorship, she continues to push for accessibility in science and technology. Her career illustrates how innovation can arise from rethinking traditional approaches—and how inclusion strengthens scientific progress.

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03/30/2026

Dr. Marcia McNutt (born February 19, 1952) is a geophysicist and science leader who serves as president of the National Academy of Sciences. She earned a B.A. in physics from Colorado College and a Ph.D. in earth sciences from the Scripps Institution of Oceanography.

She has held prominent roles including director of the U.S. Geological Survey and editor‑in‑chief of Science, shaping research priorities and advancing scientific integrity on a global scale. Her work bridges science, policy, and public communication, particularly in areas such as natural hazards and climate science.

A strong advocate for diversity in STEM, she has helped elevate conversations around inclusion and the role of science in society. McNutt’s career demonstrates how scientific expertise can influence public policy and inspire trust in research institutions.

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03/28/2026

Nancy Redgate is a technology leader, civil engineer, and advocate for STEM education who has dedicated her career to expanding opportunities for future innovators. She is a SWE Fellow, Life Member, Charter Member of the University of Delaware Student Section.

She completed her Bachelor of Civil Engineering degree at the University of Delaware in 1970 and became a registered Professional Engineer in Pennsylvania, Delaware, Maryland, and Georgia.

With decades of experience spanning engineering, program management, and leadership roles, she has contributed to advancing complex technical systems while championing workforce development. Beyond her technical achievements, Redgate is known for her commitment to mentorship and outreach. She has actively supported programs that introduce students especially girls and underrepresented groups to STEM pathways, emphasizing real‑world applications and career readiness.

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03/26/2026

03/23/2026

Neena B. Schwartz (December 10, 1926 – April 15, 2018) was an American endocrinologist whose research on reproductive physiology helped reveal the feedback regulation of FSH and contributed to the identification of inhibin. After a Goucher College BA and a Northwestern PhD in physiology, she rose through Chicago institutions to lead Northwestern’s Program for Reproductive Research starting in 1974 and later its Center for Reproductive Science starting in 1987.

Schwartz’s collaborations, most notably with Cornelia Channing, provided critical evidence that ovarian factors suppress pituitary FSH secretion, reshaping understanding of ovarian–pituitary signaling and informing today’s reproductive medicine. Her laboratory integrated endocrinology, modeling, and molecular approaches to connect mechanisms with clinical relevance.

A founder and co‑president of the Association for Women in Science and co‑founder of Women in Endocrinology, Schwartz coupled scientific leadership with institution‑building and mentorship. Her memoir, A Lab of My Own, also made her one of the first prominent U.S. scientists to come out publicly as le***an helping to widen the lens on inclusion in STEM.

Have an idea for what woman I should feature during this month for Women’s History Month? Message us or leave a comment below!