Graph shows how Twitter users, each represented by a node, are connected through their retweeting and sharing of the #breastcancer hashtag.Over an eight-week period, 92,915 tweets were collected to study the communication of #breastcancer. This graph shows how Twitter users, each represented by a node, are connected through their retweeting and sharing of the #breastcancer hashtag. Computer analysis has been used to convert this 3D data into a 2D pattern.