The plan has 5 staff users. Currently those are @ProcessingOrg (needed for admin access), @sableraph (myself), @montoyamoraga and @jeremydouglass. Jeremy seems inactive right now. If someone knows how to reach him let me know, I’d love to have a chat.
That leaves one (or possibly two) free seats for new moderator(s).
That is a good idea. Here are a few references that might be helpful: