She was also, by the accounts of those who knew her, a private person — not secretive in a way that obscured her personality, but reserved in the way of someone who has spent decades in an environment where discretion is not just a personal preference but a professional obligation.

She did not give interviews about her work at Lockheed during the years she was doing it, because giving interviews about that work would have been a security violation.

The habit of not discussing it publicly persisted after retirement.

The result is that the public-facing record of her career is thinner than the career itself.

You cannot read a comprehensive account of what she did at Lockheed because she never wrote one and the institutional records that might document it are either classified or unavailable.

You can piece together the outline — the timing, the technical areas she worked in, the collaborative work she is documented as having contributed to — but the full picture is not there.