In explaining the sources of cooperation and prosocial behavior, psychologists, behavioral
economists, and biologists often focus on factors internal to the individual, such as altruistic …

Online interaction is now a regular part of daily life for a demographically diverse population
of hundreds of millions of people worldwide. These interactions generate fine-grained time …

Information and communications technologies (ICTs) have enabled the rise of so‐called
“Collaborative Consumption”(CC): the peer‐to‐peer‐based activity of obtaining, giving, or …

From emails to social media, from instant messaging to political memes, the way we produce
and transmit culture is radically changing. Understanding the consequences of the massive …

Background: Elevated prevalences of post-traumatic stress disorder (PTSD) and major
depression (MD) have been reported in populations exposed to war. However, no global …

While collaborative learning and collaborative writing can be of great value to student
learning, the implementation of a technology-supported collaborative learning environment …

Wikipedia may be the best‐developed attempt thus far to gather all human knowledge in
one place. Its accomplishments in this regard have made it a point of inquiry for researchers …

The success of Wikipedia demonstrates that self-organizing production communities can
produce high-quality information-based products. Research on Wikipedia has proceeded …

This chapter documents what economists have learned about user-generated content
(UGC) and social media. A growing body of evidence suggests that UGC on platforms …

The quality of Wikipedia articles is debatable. On the one hand, existing research indicates
that not only are people willing to contribute articles but the quality of these articles is close …