Do you know about extraversion and introversion?
Yeah I am familiar with the concepts! But, do tell me more!
It is a central dimension of human personality theory.
Oo thats pretty cool. I guess I'd be an introvert while conditionally extroverted. Hbu?
I am an extravert. Extraverts are outgoing and talkative. 
Thats nice! Do you like parties? I love parties!
i like parties. Do you know that all models of personality include these concepts in several varied forms?
I was not aware! So is this concept is a measure of sociability?
Addictive personality
An addictive personality refers to a particular set of personality traits that make an individual predisposed to developing addictions. This hypothesis states that there may be common personality traits observable in people suffering from addiction. Alan R. Lang of Florida State University, author of an addiction study prepared for the United States National Academy of Sciences, said, "If we can better identify the personality factors, they can help us devise better treatment and can open up new strategies to intervene and break the patterns of addiction."
Description
Extraversion and introversion
The trait of extraversion–introversion is a central dimension of human personality theories. The terms "introversion" and "extraversion" were popularized by Carl Jung, although both the popular understanding and psychological usage differ from his original intent. Extraversion tends to be manifested in outgoing, talkative, energetic behavior, whereas introversion is manifested in more reserved and solitary behavior. Virtually all comprehensive models of personality include these concepts in various forms. Examples include the Big Five model, Jung's analytical psychology, Hans Eysenck's