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SuperBook is a hypertext browsing system designed to improve the usability of conventional documents. Successive versions of SuperBook were evaluated in a series of behavioral studies. Students searched for information in a statistics text. presented either in conventional printed form or in SuperBook form. The best version of SuperBook enabled students to(More)
Why do some people have much more difficulty than others in learning a computer-based skill? To answer this question, we observed first-time users of computers as they learned to use a computer text editor. In two experiments, older people had more trouble than younger people and those who scored low on a stanbdard test of Spatial Memory had greater(More)
Students performed a variety of tasks using a statistics text presented either in conventional printed form or via the text browser “SuperBook” (Remde, Gomez and Landauer [18]). Students using SuperBook answered more search questions correctly, wrote higher quality “open-book” essays, and recalled certain incidental information(More)
<italic>In previous studies two background characteristics of computer novices were consistently correlated with their success in learning to use a line-based computer text editor. Older people and those who scored low on a standard test of Spatial Memory had more difficulty than younger people and those with higher Spatial Memory test scores. In the(More)
The Chemistry Online Retrieval Experiment, or CORE project, is studying the possibility of creating a useful, usable electronic library for chemistry researchers. In a preliminary study, chemists were observed performing five different tasks representative of typical uses of the scientific journal literature. The tasks simulated browsing journals, answering(More)
Today, it is not unusual for secretaries to use computer-based word-processing systems to deal with manuscripts, correspondence, and memos. In the future, such functions as updating personal calendars, filing, and leaving messages undoubtedly will be handled by computers. For all these functions, people without a technical background are required to(More)
Tutor 'N' Trainer (TNT) is an automated tutor for vi, the UNIX#8482; system screen editor. TNT fosters learning by doing. The <italic>Tutor</italic> component guides the student's practice with spoken instruction and feedback. The <italic>Trainer</italic> component assures safety during practice by permitting only previously taught and appropriate(More)