Researchers at Western Illinois University conducted a study of 294 Facebook users between 18 and 65 years of age and found a link between narcissistic personality traits and the number of Facebook friends a person had.
 
The study found that the more friends one has on Facebook, the higher they score on personality inventory tests that measured two prime elements of narcissism: Entitlement/Exploitiveness (EE) and Grandiose Exhibitionism (GE) which includes “self absorption, vanity, …