Human beings are fragile creatures. Big corps generally don’t need to make the big effort of a murder and a cover-up when they can almost completely legally harass people into taking their own lives.
To that end? Get a good therapist and a psych. Preferably not on workplace insurance, if such a thing is feasible for the situation.
This is definitely the case for certain niche topics. A few power editors can push agendas as long as they have a handful of reliable sources, no end of time, and a good knowledge of Wiki’s bureaucratic processes.
Love wiki, but don’t take it for more than a very useful encyclopedia - as the name suggests.