That isn't a group. It is one whale with multiple accounts.
He is best know as berniesanders.

He has done the same to me and it stinks!

I will increase my vote for your article,
and asked a few others if they might do the same.

I'm so sorry that he had to be such a "dedicated asshole" -- as he calls himself (not my words)
but please stick around as we do have a good community here.