Anxiety and insight correlation not all that surprising
Consider the mental itch, that low level of anxious arousal that drives the impulse for problem solving. Or perhaps, ponder the relationship of the insightful fellowiana, her breaches of conventions in pursuit of alternate understanding with inherent risks of unbelonging and perceived competency fails, with some level of likely social anxiety.
of course one might right/write this off as an artist’s propensity for graphical titillation at your own scientific risk.
The dotted lines designates LIW2015 hodgepodge composite corpus means–nytimes, novels, expressive writing samples, blogs, twitter, etc. ooooh if only they would give me their real corpus and not just their means and sd!!!