Is there a link between personality traits and gut microbiome composition? While new research does not claim gut bacteria determines a personality, it does reveal a bi-directional association between behavior and the microbiome.
ScienceNew research has found that computers can "judge" personality traits far more precisely than previously thought. The study found that it is possible for computers to draw inferences about a person as accurately as their spouse can. Even then, the judgements were based only on Facebook "likes."