The use of groupware, or collaborative work-supporting technologies, has become wide-spread, but many existing groupware systems are too difficult to integrate with domain-specifi...
This paper introduces the Impatient Toaster, a kitchen appliance designed to motivate its owners to eat more often and in regular intervals: After not using it for a while, it sig...
This paper describes the process of designing an authoring tool for virtual environments, using constructivist principles. The focus of the tool is on helping novice designers wit...
Due to the lack of in-built tools to navigate the web, people have to use external solutions to find information. The most popular of these are search engines and web directories....
Models of computer users that are learned on the basis of data can make use of two types of information: data about users in general and data about the current individual user. Fo...