Here is the latest quackery, Scientists claim that quantum theory proves consciousness moves to another universe at death from Robert Lanza.
This has been addressed many years ago by the respected physicist Victor Stenger in Quantum Quackery.
Here is a direct response, Biocentrism Demystified.
Figures from the UK suggest that while people are leaving organised religions, they are increasing in spiritualist organisations.
It requires constant and disproportionate effort to debunk spiritualist claims.
It is far easier to make stuff up than to convince people of their fiction.