Before John Glenn orbited the earth, or Neil Armstrong walked on the moon, a group of dedicated female mathematicians known as "human computers" used pencils, slide rules and adding machines to calculate the numbers that would launch rockets, and astronauts, into space. Among these problem-solvers were a group of exceptionally talented African American women, some of the brightest minds of their generation. Originally relegated to teaching math in...

As the United States raced against Russia to put a man in space, NASA found untapped talent in a group of African-American female mathematicians that served as the brains behind one of the greatest operations in U.S. history. Dorothy Vaughan, Mary Jackson, and Katherine Johnson crossed all gender, race, and professional lines while their brilliance and desire to dream big, beyond anything ever accomplished before by the human race, firmly cemented...

Explores the previously uncelebrated but pivotal contributions of NASA's African American women mathematicians to America's space program, describing how Jim Crow laws segregated them despite their groundbreaking successes. Includes biographies on Dorothy Jackson Vaughan (1910-2008), Mary Winston Jackson (1921-2005), Katherine Colman Goble Johnson (1918-), Dr. Christine Mann Darden (1942-).