From: Tom Lane The core team is pleased to announce the appointment of seven new Postgres committers:
Congratulations to 7 cool generals! Let's help new committers by doing good review and test, and let's aim for committers.
FYI, I had a quick look at how many years the new committers have contributed to the community. I used the following archive search with the search term "From: <committer name>". I'm afraid this is an approximation, because the maximum hit count is 1,000. There must have been long histories...