The ambiguity disadvantage (slower processing of ambiguous words relative to unambiguous words) has been taken as evidence for a distributed semantic representational system like that embodied in parallel distributed processing (PDP) models. In the present study, we investigated whether semantic ambiguity slows meaning activation, as PDP models…

The seven articles in this journal issue focus on the relationship between theory and practice in human communication. Topics discussed in the articles are (1) a speech theory of human communication, (2) first principles for an "act" based theory of communication, (3) the uses of a theory of communication, (4) communication pragmatism,…

During a 1985 symposium in Chicago sponsored by the American Society for Curriculum Development, Noreen Garman, Carl Glickman, and Madeline Hunter discussed the question of whether clinical supervision should be used for formal evaluation and contract renewal. While Hunter's answer was a qualified "yes," Garman and Glickman both felt strongly that…

Fourth-grade students who participated in a yearlong, whole-class teaching experiment not only reconceptualized natural numbers but also generated flexible solution strategies to perform numerical computations mentally and in writing. Students' reconceptualization of number was mediated by their perceived resemblance between the physical action of…