September 20 …

Dorothy Vaughan was an American mathematician and computer programmer who broke both racial and gender barriers during one of the most transformative eras in American history.

Born in 1910 in Kansas City, MO, she graduated from Wilberforce University in Ohio with a degree in mathematics. At a time when opportunities for Black women in science were almost nonexistent, Vaughan pursued a career in education before eventually joining the National Advisory Committee for Aeronautics (NACA), the predecessor to NASA, in 1943. Her intelligence, perseverance, and quiet leadership would come to shape the trajectory of America’s progress in aeronautics and space exploration.

During World War II, the U.S. government recruited women to fill roles left vacant by men serving in the military. Vaughan was hired as a mathematician — or “human computer” — at the Langley Research Center in Hampton, VA. She worked in the segregated West Area Computing Unit, a team of African American women who performed critical mathematical calculations for aeronautics research. Despite the dual challenges of segregation and gender discrimination, Vaughan rose through the ranks to become the first Black supervisor at NACA in 1949, overseeing the all-Black computing group.

Vaughan’s leadership extended beyond administration. She was the first black female Supervisor, working on the IBM machine, and was a mentor and advocate for the women under her supervision, recognizing early on the shift from human computation to electronic computing. When NACA transitioned to NASA in 1958, she ensured that she and her team were prepared for the new era by mastering programming languages like FORTRAN. This foresight made them invaluable assets in the emerging field of digital computing and spaceflight research.

One of Vaughan’s key contributions came through her work on the Scout Launch Vehicle Program, which developed rockets used to launch satellites into space. Her mathematical expertise and programming skills directly supported NASA’s early missions, helping the U.S. establish itself as a global leader in space exploration during the height of the Space Race. Though her work was often behind the scenes, it was foundational to the technological advances that enabled the Apollo missions and the satellite era.

Vaughan retired from NASA in 1971 after a nearly three-decade-long career, but her impact endured well beyond her years of service.

Her life and legacy gained renewed attention through Margot Lee Shetterly’s history 2016 book, Hidden Figures: The Story of the African-American Women Who Helped Win The Space Race, and subsequent film, which brought her story — and those of her colleagues Katherine Johnson and Mary Jackson — into the national spotlight.

Inducted into the Langley Hall of Honor, June 1, 2017, the recognition of Vaughan’s contributions was long overdue for women whose work had shaped American scientific achievement while overcoming systemic exclusion.

Vaughan’s contributions to American history and space exploration reflect both the brilliance and resilience required to break through barriers. She helped change not only the trajectory of a nation’s space program but also the face of what leadership and expertise looked like in science and technology.

The legacy of Dorothy Vaughan continues to inspire young people — especially women and people of color — to pursue careers in STEM and push the boundaries of what’s possible.