"The story of Katherine Johnson, an African American mathematician whose work was critical to the first US space flight"--

Profiles four women who have been integral to NASA's space program, helping to develop the Hubble Space Telescope, create computer code to send spacecraft to the moon, and work onboard the space shuttle.

"A biography of Sally Ride in the She Persisted series"--

Before John Glenn orbited the Earth or Neil Armstrong walked on the moon, a group of professionals worked as "Human Computers, " calculating the flight paths that would enable these historic achievements. Among these were a coterie of bright, talented African-American women. Segregated from their white counterparts by Jim Crow laws, these "colored computers, " as they were known, used slide rules, adding machines, and pencil and paper to support America's...