34. The computer storage media of claim 31 , wherein the social relationships among the members of the group of computer users are determined based on logged activities associated with members of the social network.
35. The computer storage media of claim 34 , wherein the activities include one or more of: comments by the members to one or more user profiles that are hosted by the social network, visits by the members to the one or more user profiles that are hosted by the social network, and group membership by members to one or more social groups that are provided by the social network.