Emotional Contagions in Social Networks

These results highlight several features of emotional contagion. First, because News Feed content is not “directed” toward anyone, contagion could not be just the result of some specific interaction with a happy or sad partner. Although prior research examined whether an emotion can be contracted via a direct interaction (1, 7), we show that simply failing to “overhear” a friend’s emotional expression via Facebook is enough to buffer one from its effects. Second, although nonverbal ...

 Six Fundamental Properties of Games

All games are in some way a combination of the four “mother” mechanics: agon, alea, mimicry, and ilinx. Games have strict rules that all players must follow. Game-winning conditions are clearly defined. There are many different ways a game can end—not just one. In other words, there’s a way to win and (usually) lots of ways to lose. Players try hard to win because winning is desirable. Games can be played repeatedly with different outcomes.