(FILES) US President Barack Obama presents mathematician and computer scientist Margaret Hamilton with the Presidential Medal of Freedom, the nation's highest civilian honor, during a ceremony honoring 21 recipients, in the East Room of the White House in Washington, DC, November 22, 2016. Hamilton, who led the development of the computer system used by NASA's Apollo lunar program, has died at the age of 90, the Massachusetts Institute of Technology (MIT), where she worked for nearly twenty years, announced on October 7, 2026 (Photo by Nicholas Kamm / AFP via Getty Images)