&gt;Do you have a recommendation for further reading on this? (Specifically, the brain influincing the gut, not vice versa.)<p>Try:<p><a href="http:&#x2F;&#x2F;onlinelibrary.wiley.com&#x2F;doi&#x2F;10.1111&#x2F;j.1365-2982.2008.01171.x&#x2F;full" rel="nofollow">http:&#x2F;&#x2F;onlinelibrary.wiley.com&#x2F;doi&#x2F;10.1111&#x2F;j.1365-2982.2008....</a><p><a href="http:&#x2F;&#x2F;www.researchgate.net&#x2F;publication&#x2F;14603941_Stratakis_CA_Chrousos_GP._Neuroendocrinology_and_pathophysiology_of_the_stress_system" rel="nofollow">http:&#x2F;&#x2F;www.researchgate.net&#x2F;publication&#x2F;14603941_Stratakis_C...</a>