"Catalina Toma, a UW-Madison assistant professor of communication arts, used the Implicit Association Test to measure Facebook users' self-esteem after they spent time looking at their profiles, the first time the social psychology research tool has been used to examine the effects of Facebook. The test showed that after participants spent just five minutes examining their own Facebook profiles, they experienced a significant boost in self-esteem. ....
'Performing well in a task can boost feelings of self-worth,' Toma says. 'However, if you already feel good about yourself because you looked at your Facebook profile, there is no psychological need to increase your self-worth by doing well in a laboratory task.'"
http://medicalxpress.com/news/2013-05-facebook-profiles-users-self-esteem-affect.html
