People form consistent impressions of others given surprisingly little information. With the advent of social networks, impressions now may form online rather than in a face-to-fa...
As users navigate online social spaces, they encounter numerous personal profiles, each displaying a unique constellation of attributes. How do users make sense of this informatio...
Given the rapid growth of participatory media content such as blogs, there is a need to design personalized recommender systems to recommend only useful content to users. We belie...
Managing privacy of online content is difficult. We present a simple social access control where sharers specify test questions of shared knowledge, such as "what is our scho...
Michael Toomim, Xianhang Zhang, James Fogarty, Nat...
Several years of consulting with online community hosts and managers have highlighted a variety of issues that recur across many online community development efforts. We summarize...
Danyel Fisher, Tammara Combs Turner, Marc A. Smith