9. The method of claim 8 , wherein the publication is automatically shared with the followers of the user after the concept node related to the publication attains at least a first number of edges on the social graph of the concept node.
8. The method of claim 7 , wherein the one or more follow up actions are selected from a set of follow-up actions comprising: displaying a first selectable button to enable the user to express an affinity for a publication containing the hyperlink; displaying a second selectable button to share the publication containing the hyperlink with followers of the user; and displaying a third selectable button, to enable the user to comment on the publication containing the hyperlink.