That's the entire point. Anyone attributing an action to "them" inherently wrong in doing so.
"Because Anonymous has no leadership, no action can be attributed to the membership as a whole. Parmy Olson and others have criticized media coverage that presents the group as well-organized or homogeneous." (http://en.wikipedia.org/wiki/Anonymous_%28group%29)
"Because Anonymous has no leadership, no action can be attributed to the membership as a whole. Parmy Olson and others have criticized media coverage that presents the group as well-organized or homogeneous." (http://en.wikipedia.org/wiki/Anonymous_%28group%29)