I have to agree. I mean, I think it's important to separate yourself from the groups, so mad props to those speaking out. But separating yourself is not going to help defeat ISIS, just help defeat islamicphobia.
It's like the WBC. Most people are able to recognize those idiots are in a box of their own because Christians constantly show they aren't like that. But that doesn't mean we Christians can do jack all to stop the WBC from existing.