He inspires a large crowd with one of his many speeches. Raised in a family of preachers, he's considered one of the greatest speakers in U.S. history.
Martin Luther King Jr.
She also helped to calculate the trajectory for the 1969 Apollo 11 flight to the Moon.
Katherine Johnson
Her arrest sparked a major protest. For more than a year, most Black people in Montgomery stood together and refused to take city buses. Public vehicles stood idle, and the city lost money.
Rosa Parks