Even aside from the fundamental privacy issues, this is a bad idea.
What to do? Publish the names, addresses, phone numbers and emails of those who advocate or try to employ these tactics and give them a taste of what they want to deliver to those on their lists?
Sure is a tempting thought.
I believe you’d wind up with more volunteer help than could be used in compiling the data on the personnel at these papers engaged in this action.
Should be fun watching them squirm.