“The researchers found that the shyness-BI index and the presence of particular forms of the serotonin transporter promoter gene predicted smaller responses to overtly hostile and neutral facial expressions in certain regions of the brain. The researchers suggest that their findings indicate diminished brain involvement and partially impaired reading in response to some facial expressions.”

Shy kids have trouble interpreting the facial expressions of others. Could they also not appropriate use facial expressions themselves? Does it makes sense that people who cannot read it on the faces of others would be able to display them? Others have said that I don’t provide them enough clues with my facial expressions to know how I feel.