Recent research on annotation interfaces provides provocative evidence that anchored, annotation-based discussion environments may lead to better conversations about a text. However, annotation interfaces raise complicated tradeoffs regarding screen real estate and positioning. It is argued that solving this screen real estate problem requires…

Creating archival descriptions in a digital environment and communicating across the Internet is not the same as traditional paper-based communication. As in other cultural domains, in archival description the medium influences the structure and content of information. The SIASFI Project and the Online Guide to the State Archives of Florence are…

The nature of collaborative learning involves intensive interactions among collaborators, such as articulating knowledge into written, verbal or symbolic forms, authoring articles or posting messages to this community's discussion forum, responding or adding comments to messages or articles posted by others, etc. Knowledge collaborators'…