—Although previous research has suggested that examining the interplay between internal and external representations can benefit our understanding of the role of information vis...
Why do people create extra representations to help them make sense of situations, diagrams, illustrations, instructions and problems? The obvious explanation-external representatio...
External representations can be powerful to support learners' collaborative knowledge construction. They can focus learners on aspects which are particularly important for th...
Within the creativity community, researchers and practitioners have developed and studied various support tools and environments. It is important to learn from these tools and env...
Traditionally, depictions and descriptions have been seen as complementary; depictions have been preferred to convey iconic or metaphorically iconic information whereas description...
This paper describes the process by which we constructed a user model for ERST - an External Representation Selection Tutor - which recommends external representations (ERs) for pa...
Abstract. This paper describes the process by which we are constructing an intelligent tutoring system (ERST) designed to improve learners’ external representation (ER) selection...
One challenge for ubiquitous computing is providing appropriate tools for professional designers, thus leading to stronger user-valued applications. Unlike many previous tool-buil...
Steven Dow, T. Scott Saponas, Yang Li, James A. La...