Respect Your Elders: Katherine Johnson


#RespectYourElders: Katherine Johnson, 100, is an American mathematician and former NASA employee who was vital to the success of some of history’s most important space missions. She’s one of the […]
#RespectYourElders: Katherine Johnson, 100, is an American mathematician and former NASA employee who was vital to the success of some of history’s most important space missions. She’s one of the […]