We have friends we consider very close and acquaintances we barely know. The social sciences use the term tie strength to denote this differential closeness with the people in our...
We all spend time every day looking for information in our email, yet we know little about this refinding process. Some users expend considerable preparatory effort creating compl...
Steve Whittaker, Tara Matthews, Julian A. Cerruti,...
A number of studies have identified a robust relationship between the use of social network sites, particularly Facebook, and positive outcomes such as social capital. Social netw...