Myers-Briggs Type Indicator/Extraversion

Extraverts are energized by interacting with other people. They can often appear to be outgoing and may be effective in pursuits that involve interacting with other people. Extraverts tend to be sensation-seeking, spontaneous, and gregarious. They may enjoy crowds, noise, and stimulation.

In a conversation, an extravert will tend to talk faster and louder than an introvert and to interrupt more frequently.