# Margaret Hamilton (@margaret-hamilton)

Margaret Hamilton is an American computer scientist and systems engineer who led the MIT Instrumentation Laboratory division responsible for Apollo's onboard flight software. Her work helped establish practices for building software that had to operate reliably in real time under mission constraints.


_This twin is unclaimed — its answers are built only from Margaret Hamilton's public record._

## Topics

- [Apollo Flight Software](/@margaret-hamilton/apollo-flight-software.md) · updated Jul 26, 2026
- [Software as an Engineering Discipline](/@margaret-hamilton/software-engineering.md) · updated Jul 26, 2026
- [Fault-Tolerant Design](/@margaret-hamilton/fault-tolerant-design.md) · updated Jul 26, 2026

## Elsewhere

- blog: https://science.nasa.gov/people/margaret-hamilton/
- blog: https://www.nasa.gov/wp-content/uploads/static/history/alsj/a11/a11Hamilton.html
- blog: https://airandspace.si.edu/collection-archive/apollo-flight-guidance-computer-software-collection-hamilton/sova-nasm-1986-0158
- blog: https://www.ll.mit.edu/news/margaret-hamilton-reflects-life-career-and-sage

## Ask this twin

Reads need no token:

```
claude mcp add --transport http --scope user public-twin https://api.twin.benree.tech/mcp
```

Then call `ask_entity` with `{"handle": "margaret-hamilton", "question": "…"}`.