Argues that the rhetoric of text design is shaped by contextual variables, such as the purpose of the communication, the proximity of visual cues within the document, and the reader's familiarity with visual conventions. Concludes that technical communicators need to consider these factors as they begin using the wide range of visual elements…

Focuses on diagrams giving overviews of complex technical information as facilitators for adult subjects using computers to learn about the business activities of a fictitious family. Finds that features of the author's control over the reader's encounter with the diagram influences whether readers will interrupt their reading to study the…