http://www.theatlantic.com/magazine/archive/2012/05/is-facebook-making-us-lonely/8930/
Does Facebook make you lonely? Does it make you narcisstic? Does it make you a constant seeker of
happiness, and therefore someone who will have a harder time finding it? Does the loneliness effect depend on your
view of Facebook and which functions you use?
(Although this article is a bit long, I think it has some really
interesting things to say, so feel free to skim some of it, and zero in on the
parts that grab you.)