The most valuable thing you can add is an obscure one — a guest spot on a
small show, or an appearance under a name someone no longer uses. Fill this
in and it will write the data file for you.
You don't need to know YAML. You do need a GitHub account for the last step.
The data file
Generated as you type. This is exactly what gets committed.
A maintainer will turn it into a pull request. If you'd rather do that
yourself, copy the YAML above into the person's file under
data/people/ and run npm run validate.