Gwen Bouvier (Glamorgan): How Facebook Users Select Identity Categories for Self-presentation. Rob Horning on social graph vs. social class. Is Facebook making us lonely? For all the connectivity of the social-media age, research suggests that we have never been lonelier. Can one Facebook group make a sexual map of the world? How the biggest Facebook group ever never was. Gawker goes inside Facebook's outsourced anti-porn and gore brigade, where "camel toes" are more offensive than "crushed heads". Kathy Benjamin on 9 ways Facebook is changing people’s lives. Facebook has the power of a nation state, but is it living up to its moral responsibilities? A look at why Facebook poses a far greater threat to the Web than Apple (and more). Facebook for the rich and famous: An interview with Matt Quinn. Rise of the Facebook-killers: At the pinnacle of the social network's success, its critics are busy building its replacements. Facebook IPO: How much money does the social network make off each user? Jack Stuef on the dark side of Facebook memes. No one is really looking at the bigger, underlying picture, the fact that social curation isn’t really social at all — it’s not social, it’s selfish.