Without S. Boulardii, I am a neurotic mess who can't digest anything at all nor think straight after eating anything, so I'm inclined to believe this hypothesis. I am also intrigued about what this means for criminality and how the line between illness and evil is likely to shift given the role of microorganisms in behavioral dysfunction; and more broadly, we don't like to admit it, but it seems that completely amora…
It explores some case of brain malfunction leading to various criminal cases and what it means for free will (or lack of). Really makes you wonder what freedom do we really have.
[0] https://www.theatlantic.com/magazine/archive/2011/07/the-bra...