There's never not been any evidence of anti-Semitism in any organization. Even Jews call each other self-hating Jews sometimes. The record is perfectly clear about the JBS position on anti-Semitism. If you wanted to be taken seriously you would start off by admitting that. The fact that you feel the need to draw attention to an alleged anti-Semite or two who snuck into the group only offers more proof of this. 

This has been posted elsewhere but I think it's worth re-posting: