The nutjob of a judge is in less danger than almost anyone on the planet. I am sure that prominent ID supporters have been subjected to the same sort of thing, and no one cares. No one is up in arms. But the darling of the atheist left? Well!
Now if he were a believing Christian, a convert from Islam, in Afghanistan, I'd be concerned for his safety. For that matter, if he were merely an avowed atheist living in any Islamic country he'd require round-the-clock protection, which he wouldn't get.