Over the past two decades, theorists and researchers in cognitive structural developmental psychology have begun to investigate the social processes that impact upon individual cognitive growth. Studies have focused on how interactional processes lead to cognitive development but not on how the interactional processes are formed. This paper…

Evaluates the effectiveness of the practical syllogism as an alternative model of man for communication research by assessing the effects of the practical syllogism's action theory assumptions upon theoretical development, comparing the logics of the practical syllogism with the logics of human behavior, and evaluating these combined effects upon…

The four studies presented show how expertise, from the cultural-historical theory of activity, is constructed interactively in everyday problem situations. They also demonstrate that purely situational analyses of discourse are insufficient as attempts to explain expertise. The four studies are presented as individual chapters: (1) Expertise as…

A comparative analysis of two decision making strategies was conducted. One strategy compared alternatives on their best attributes for "the best payoff," while the other strategy called for accepting the first alternative that achieved all minimum cutoff values for all attributes. The subjects, 211 college students, selected a mayoral preference…

The study described in this volume investigated the talk of thirteen-year-old boys and girls, recorded while they were working in small groups on tasks set by their teachers. Specifically, research focused on the interplay between cognitive and communicative functions of speech in contexts planned for learning. "The Children and Their Talk"…