A number of proposals exist how to support the concept of roles at the level of programming languages. While some of these proposals indeed exhibit very promising properties, the c...
In this paper, we explore the problem of selecting appropriate interventions for students based on an analysis of their interactions with a tutoring system. In the context of the W...
In many social settings, images of groups of people are captured. The structure of this group provides meaningful context for reasoning about individuals in the group, and about th...
This keynote paper argues for an increased understanding of the various roles involved in the development work to be able to achieve the goal of developing increased usability. Hum...
Massively Multiplayer Online Games continue to grow and attract more users. The social aspect of MMOs differentiates them from single person games, increase user loyalty and often...