You didn't ask for proof that God exists.
That was a joke. I was illustrating the absurdity in citing a figure for search results as evidence that something substantive lies within them.
If you continue to be interested in this topic, you're going to have to do your own homework... I am not going to spend time searching for articles you can easily search for yourself. Enjoy, and let us know what you find.
You hold the belief that scientific data on spiritualism exists and that the nature of spiritualism can be examined through scientific means. I ask you to give your reasoning behind this and you cannot point to one source that has scientific data, therefore the belief you hold is baseless. This is why I'm so perplexed at the divergence. The article you linked to has scientific data on the and quality and functions of the brain, not scientific data on the nature of spirituality.