The Psychology of Foursquare

The Psychology of Foursquare: "        Since Foursquare Day is taking the world by veritable storm, I've decided to put a few posts out detailing some research and thoughts I have on the service. We're doing some really cool stuff with data aggregation & visualization from geo-location, but as that isn't ready to go, I thought I would write today about how I think Foursquare utilizes some interesting psychological principles "