In the sense that the author and the subjects claim it are non-fiction - yes, quite enough. For people to approach it non-skeptically, no - not at all. It's l

In the sense that the author and the subjects claim it are non-fiction - yes, quite enough. For people to approach it non-skeptically, no - not at all. It's like that rubbish about the child that had visions of heaven or whatever while in hospital, they even made a "based on the true story" movie of it, and it was listed as non-fiction. Non-fiction doesn't actually mean "factual", technically...