Most doubts aren't created by apostates. They are created in a Kingdom Hall.
Quite an accurate statement.
Add to that, what comes off the pages of the literature the WTS propagates is another aspect.
In this case the doctrines which created a religious following are the doctrines which are going to eventually kill it.
The over oppression of power and control which JWS elders are afforded is a reason that made many people leave this organization altogether.
JWS elders are there to judge, evaluate and even penalize people at will to an individual's apparent righteousness.