At its best, boycotting a business for personal or political reasons ends up being a community affair, and said business may well adjust or rethink its hiring or investing strategy in order to continue doing business in said community.
However, in this particular case, we are not exactly dealing with someone who was one of the small handful of top dogs... or are we? I honestly don't know. I would hate for this guy to be stigmatized or ostracized if, in fact, he was one of the few faculty who regretted and was disgusted by his employment at Hidden Lake, and who, if anything, was genuinely on the kids' side.
On the other hand, maybe he wasn't.
I personally do not know, and I don't live in Georgia. But, just thought I'd mention it...