Much of the research on the development of professional noticing expertise has focused on prospective teachers. We contend that we must investigate practicing teachers as well, and in particular practicing secondary teachers, because they bring with them years of teaching experience and are situated in unique contexts. Hence we studied the…

The author is a master packer. Last summer, anticipating the thousand-mile drive from southern California to Colorado, he packed their Sienna so that everything had its logical place, from the DVDs to the audio books, from the beef jerky to the bottled Starbucks mocha. Of course, at first he had to explain to everyone else where things were, since…

Normative adult age-related decrements are well documented for many diverse forms of effortful cognitive processing. However, it is currently unclear whether each of these decrements reflects a distinct and independent developmental phenomenon, or, in part, a more global phenomenon. A number of studies have recently been published that show…

First order knowledge and understanding, relating to the "stuff" of history, is, of course, absolutely fundamental to the development of children's historical knowledge and understanding. However, as Frances Blow shows, in a contribution to a series of articles exploring second order concepts in history published in Teaching History by…

Proposes a cognitive approach to modeling users' perceptions in situations in which information content, information sources, and users themselves are constantly moving in time and space. A temporal-spatial model is explained and empirical support is provided by the results of a study of weather information users from a variety of occupations.…