Automatically updating friend lists
The results in Section 5 suggest that the social network can be automatically leveraged to aid users in selecting groups of friends to share content with. In ongoing work, we are developing Facebook applications that use the social network to help users generate friend lists conveniently. This is complementary to recent work on privacy “wizards” [18], which uses machine learning algorithms to infer communities. One potential advantage of leveraging the structure of the social network is the potential to easily update the friend lists as the user forms or breaks friendships.