authorAssociation reflects the status of the association at the time the pull request is queried. It would be great if it was possible to query what the association was at the time the pull request was created. This allows to build a number of metrics around metrics, for example: what percentage of “good first issues” end-up being fixed by first-time contributors.
Unfortunately, that info isn’t possible to get right now, because once a user contributed, they’re simply marked as
authorAssociation and no longer as