Intelligent Tutoring Systems authoring tools are highly complex educational software applications used to produce highly complex software applications (i.e. ITSs). How should our assumptions about the target users (authors) impact the design of authoring tools? In this article I first reflect on the factors leading to my original 1999 article on…

The article "Is Google Making Us Stupid?" in last Summer's "Atlantic Monthly," raised a number of provocative, and indeed worrisome, questions about computer usage and cognitive development. For instance, persons with considerable experience of reading for the sake of pleasure report that, after a couple of years using computers a great deal, they…

In the current teaching activities on curriculum, teachers taught all kinds of computer language at the most of the time. Students also focus on a variety of examinations, but the real time to train students' independent software developing skill is very limited. This has resulted in the students only to copy other people's systems design ideas,…