Not only extreme shyness runs in families, but also an early brain response related to shyness, our family study shows. This finding can inform future research on genetic and environmental factors that play a role in the development of extreme shyness.
Sometimes it is necessary to elicit negative feelings in studies. For example, by getting socially anxious participants to give a speech that will be judged by peers. A difficult task for participants, but it results in important insights in this disorder.