We introduce a system that allows four users to each receive sound from a private audio channel while using a shared tabletop display. In order to explore how private audio channe...
Meredith Ringel Morris, Dan Morris, Terry Winograd
Tabletop groupware systems have natural advantages for collaboration, but they present a challenge for application designers because shared work and interaction progress in differe...
Patterns, which are based on in-depth practical experience, can be instructing for the design of groupware applications as sociotechnical systems. On the basis of a summary of the...
Thomas Herrmann, Marcel Hoffmann, Isa Jahnke, Andr...
Activity theory is based on the concept of tools mediating between subjects and objects. In this theory, an individual's creative interaction with his or her surroundings can ...
Morten Fjeld, Kristina Lauche, Martin Bichsel, Fre...
In a collaborative session users may join and leave. A user who joins a session is called a latecomer. A latecomer needs the current state of the collaborative session to participa...