A "user interface" is the part of an interactive system that bridges the user and the underlying functionality of the system. But people sometimes forget that the best interfaces will provide a platform to optimize the users' interactions so that they support and extend the users' activities in effective, useful, and usable ways. To look at it…

In many American communities today, the methods of construction, as well as the almost exclusive orientation to the convenience of the automobile, limit the functioning and independence of the aging population, and offer little opportunity for human interaction. Sarah Susanka's "Not So Big" series of books points toward a new way of…

This article describes a model that can be used to analyze student enrollment data and can give insights for improving retention of part-time students and refining institutional budgeting and planning efforts. Adult higher-education programs are often challenged in that part-time students take courses less reliably than full-time students. For…

Instructors in academic settings may be naturally inclined to view their students from the outside, their style of communication, their level of competence and engagement, or their punctuality with attendance and assignments. Consequently, they risk missing the rewards afforded by the view from the inside. Autobiography can be an important means…

Nation. New. Common. Generation. These are among the most frequently used words spoken by President Barack Obama in his January 2009 inauguration speech as seen in a fascinating visual display called a Wordle. Educators, too, can harness the power of Wordle to enhance learning. Imagine providing students with a whole new perspective on…

There is a crucial debate concerning the nature of chess chunks: One current possibility states that chunks are built by encoding particular combinations of pieces-on-squares (POSs), and that chunks are formed mostly by "close" pieces (in a "Euclidean" sense). A complementary hypothesis is that chunks are encoded by abstract,…

Designing effective instruction is the goal of any instructional designer. This article discusses how lesson design can be enhanced by incorporating certain fundamentals of cognitive psychology. The stages of human information processing and a typical four-step lesson are integrated in a model that can inform instructional design. (Contains 1…