Are atheists aware that a huge amount of Christians aren't "indoctrinated from childhood", and convert later in life?

The Seth/Jane Roberts network is pretty popular among spiritual people. Sylvia Browne was pretty popular, too, but she's gone. I don't have the links but you can search for them.

...Other than that, there are spiritual people on youtube, but they are individuals not a part of any networks.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.