Web applications that feature online social networking functions have significantly influenced human social interactions. The availability of data sets on online social connections and user activities calls for innovative big-data analytic methods. This study proposes a model of tie strength in...

The explosive growth of online social networking necessitates a better understanding of privacy in this context to guide system design and policy-making. Drawing on the theory of psychological boundaries and previous literature on information privacy, we extend the extant conceptualization of...

We explore how people balance their needs to belong and to be different from their friends by studying their choices of a virtual-house wall color on a leading Chinese social-networking site. The setting enables us to randomize both the popular color and the adoption rate at the individual level...