Read the excerpt from Hidden Figures . Katherine listened carefully to everything the engineers said, strained for snippets of conversation, and devoured Aviation Week like a kid reading the funny papers. The real action, she knew, was taking place there in the lectures and editorial meetings, those closed-door sessions where engineers subjected preliminary research reports to the same relentless scrutiny and stress testing that they applied to the aircraft they engineered. Which detail should be included in a summary of this excerpt?