On 2008-11-10, Dorothy Vaughan, a trailblazing mathematician who left an indelible legacy, passed away peacefully at the age of 98. A leader in the field of mathematics and computation throughout her career, Dorothy Jean Vaughan served as an African-American mathematician at the National Advisory Committee for Aeronautics in Hampton, Virginia, from 1943 until her retirement in 1971. Prior to joining the committee, she had worked as a math teacher in Farmville, Virginia, and had also served as a supervisor of the West Area Computers, a female African-American computing unit, from 1949 to 1958. In her career, Dorothy Vaughan was widely known for her incredible work on FORTRAN, an early computer program, and numerical analysis. Her programming contributions, combined with her dedication and drive, made her a respected figure in the fields of mathematics and computing. Dorothy Vaughan earned a bachelor’s degree in mathematics from Wilberforce University and a master’s degree in mathematics from the University of Michigan in the 1940s. In 2019, the International Space Station honored her by naming a room in her memory. Dorothy Vaughan leaves behind an incredible legacy in science and mathematics, which will live on in the hearts and minds of those who were privileged to have known her.