The threat is ever present, but for the most part a little privacy is about all that's needed to keep most of the crazoids away.
Judges aren't the only folks with this problem ~ top level legal investigators, forensic laboratory specialists, various administrative law judges, and many other regulators with the power to write "final agency decision" put their lives on the line every day.
Are judges better than the rest of us? Why shouldn’t their address and phone numbers be listed?