This paper presents a model of professional development through the participation in a virtual CoP. This model is rooted in a definition of professional development and of professi...
iSTART is an intelligent tutoring system (ITS) designed to improve students’ reading comprehension. Previous studies have indicated that iSTART is successful; however, these stu...
This paper demonstrates how stereotypic student groups can be created to enhance cognitive models in computer tutors. Computer tutors use cognitive models to track what skills stud...
We investigate whether four metacognitive metrics derived from student correctness and uncertainty values are predictive of student learning in a fully automated spoken dialogue co...
Over the past decade, the notion of multi-modal access to technology has moved from the realms of science fiction to reality. It is not now unthinkable to communicate with a machi...