View stunning SlideShares in full-screen with the new iOS app!Introducing SlideShare for AndroidExplore all your favorite topics in the SlideShare appGet the SlideShare app to Save for Later — even offline
View stunning SlideShares in full-screen with the new Android app!View stunning SlideShares in full-screen with the new iOS app!
TheFoursquare User Experience Badges Badges are icons attached to one’s Foursquare account. They’re unlocked when you visit locations or complete tasks (such as logging in above 59th St. in Manhattan) Badges tap into a psychological need to complete a set, to collect all of something that is available.
TheFoursquare User Experience Mayorship Visit a location frequently enough, and you can become mayor of that location Taps into the natural psychological drive for competition, acts as its own intrinsic reward External rewards for mayors from businesses