Experimentation has shown that in-class educational technologies, by permitting anonymous, authored participation, can dramatically alter student communications in the classroom. ...
Tamara Denning, William G. Griswold, Beth Simon, M...
Graphical representations are a powerful way of conveying information. Their use has made life much easier for most sighted users, but people with disabilities or users who work i...
Voice over IP (VoIP) and Instant Messaging (IM) systems to date have either followed a client-server model or have required the use of clients that do not follow any VoIP or IM st...
Research in information sciences in recent years has dealt with how to support collaborative work across time, space and organizational boundaries. However, this research neglecte...
Abstract— Fluctuations in network conditions are a common phenomenon. They arise in the current wired Internet due to changes in demand, and in wireless networks due to changing ...