This is a great article from The Guardian on how to be a good citizen in a social media or blog thread. Kudos to our local school board member for posting this himself after a question and answer post got a little testy.
"There are 10 simple guidelines which we expect all participants in the
community areas of the Guardian website to abide by, all of which
directly inform our approach to community moderation (detailed below).
These apply across the site, while moderation decisions are also
informed by the context in which comments are made."