Three female African-American mathematicians play a pivotal role in astronaut John Glenn's launch into orbit. Meanwhile, they also have to deal with racial and gender discrimination at work.Three female African-American mathematicians play a pivotal role in astronaut John Glenn's launch into orbit. Meanwhile, they also have to deal with racial and gender discrimination at work.Three female African-American mathematicians play a pivotal role in astronaut John Glenn's launch into orbit. Meanwhile, they also have to deal with racial and gender discrimination at work.
