No job title should absolve someone from being accountable for their conduct, and uttering threats is a crime in most places.
People like Didier Raoult simply perform a political role rather than a scientific one. The mistake people often make is assuming intelligence and ethics are universally correlated.
https://www.youtube.com/watch?v=D0ZRQuNbkMw
If someone is getting harassment, than take it to court like the above gentlemen does with his critics.
These days, all too often self-proclaimed victim-hood is used to mask despotic political agendas. Smart people can also just be better liars, and sometimes they fool themselves first.
Have a wonderful day, =3