Extending the Social Network

MySpace and Facebook connect users to other users. Is that enough?

eMarketer, September 25, 2008 — Facebook talks a lot about the "social graph." It is basically the network of connections between people, which changes and is amplified based on contributions that various people make to the network. The social graph matters to marketers because knowing how social graphs work can makes ads and campaigns more effective, according to Debra Aho Williamson, senior analyst at eMarketer.