I've taken note that there are Several Elections going on right now - Server Fault finished recently, while Gaming and Ask Ubuntu have just launched their elections. I had to wonder though - What qualifies a site to need elections? What factors contribute to the need to elect more moderators?
There are several possible reasons a site might have an election:
In this specific case, I know the serverfault election was triggered by a moderator asking to step down. I haven't been following the other sites, so am not sure why - I think gaming is due to volume.