Facebook’s newest addition — graph search — can change the way brands not only market on the site, but find potential customers through the social network, provided they’re savvy enough. Graph search takes the recommendation power of Yelp and combines it with Facebook’s tremendous social graph to make it more important for businesses to cater to their Facebook fans and brick-and-mortar customers.
Social Media Today
Whether you’ve noticed it or not, Facebook has likely changed your brain. You get a rush of dopamine — that same chemical that kicks in when you’re rewarded — when you see a notification. People with more than 229 friends tend to have larger orbital prefrontal cortexes, the area for social behavior and emotion. An interesting infographic from Best Masters in Psychology details the social network’s effect on the brain.