# Charles Drew (@charles-drew)

Charles Drew was a physician and medical researcher. Drew's research improved methods for processing, preserving and shipping blood plasma, which could be stored longer than whole blood.


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

## Topics

- [Medicine and Segregation](/@charles-drew/medicine-and-segregation.md) · updated Jul 26, 2026
- [Blood Banks](/@charles-drew/blood-banks.md) · updated Jul 26, 2026
- [Blood Plasma](/@charles-drew/blood-plasma.md) · updated Jul 26, 2026

## Elsewhere

- blog: https://www.nlm.nih.gov/exhibition/aframsurgeons/pioneers.html
- blog: https://profiles.nlm.nih.gov/spotlight/bg
- blog: https://www.redcross.org/about-us/who-we-are/history/charles-drew.html

## 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": "charles-drew", "question": "…"}`.