How does one "meet their true self" and what exactly is it? Also, the influence of n-back training on general intelligence is anything but uncontroversial.
By observing everything that is not them but theirs (memories and feelings included) and recognizing what remains.
> what exactly is it?
That's you.
> Also, the influence of n-back training on general intelligence is anything but uncontroversial.
How is it controversial? There are at least 2 credible papers proving it works and the empirical experience of mine and of other people I know demonstrates its efficiency.