Happy Halloween, neighbors! Who else remembers this classic moment when Margaret Hamilton (who played The Wicked Witch of the West in The Wizard of Oz) visited Mister Rogers' Neighborhood? | Fred Rogers Productions

Margaret Hamilton 1976 Maxwell House Coffee Commercial

Margaret Hamilton (Wicked Witch of the West) and David Caruso in a Maxwell House commercial | Historical Pictures

Margaret Hamilton transformed software engineering as we know it — pioneering error-proof programming for NASA’s Apollo missions and shaping the future of computing. In CHM’s oral history, she shares her insights on innovation, leadership, and overcoming challenges in a male-dominated field. To continue watching or to learn more, visit: https://computerhistory.org/blog/margaret-hamilton-in-her-own-words/ | Computer History Museum

“There was no choice but to be pioneers.” Find out how Margaret Hamilton and her team of engineers created the software for the Apollo 11 mission that landed mankind on the Moon: | TED-Ed