%A Hokky Situngkir %T Spread of hoax in Social Media %X We discuss the way of hoax spreading as gossip and rumor throughout the social media, i.e.: Twitter, by observing an empirical case in Indonesia. We discuss the spreading factor of the gossip in the social media and see the epidemiology of the propagation hoax before and after the hoax being clarified in the conventional mass media. The discussions brought us to the open enrchiment analysis of the sociology of gossip and rumors within the online services like Twitter for future observation of human behavior. %D 2011 %K social media, gossip, rumor, hoax, Twitter. %I Bandung Fe Institute %L cogprints7336