[SunkenCiv]

Thanks decimon.

...the "cross-talk" between bacteria in our gut and our brain plays an important role in the development of psychiatric illness, intestinal diseases and probably other health problems as well including obesity...

This sounds like the germ of an idea. Probably the research was conducted by Dannon.

[bigheadfred]

"We have a hypothesis in my lab that the state of your immune system and your gut bacteria – which are in constant communication – influences your personality," Foster said.

Wow. A hypothesis. Haven't these people ever been around anyone who is grouchy, snappish, to the point you finally have to ask, "What's up your ..."

BTW, Civ. I'm pretty sure Dannon had to pull those Jamie Lee Curtis ads touting Activia as a cure for irregularity.

Seems that idea was just a hypothesis.