Previous research on dual-tasks has shown that, under some circumstances, actions impair the perception of action-consistent stimuli, whereas, under other conditions, actions facilitate the perception of action-consistent stimuli. We propose a new model to reconcile these contrasting findings. The planning and control model (PCM) of motorvisual…

This technical report contains papers prepared by the 11 speakers at the 1980 Lake Wilderness (Seattle, Washington) Conference on Attention. The papers are divided into general models, physiological evidence, and visual attention categories. Topics of the papers include the following: (1) willed versus automatic control of behavior; (2) multiple…

The empirical study of knowledge representation is the focus of this paper, which observes that language as the cognitive instrument in the communication of phenomena must be capable of expressing relations of the observer-observation kind. The paper points out that this implies a coopeartive process at work in the production of a text, of which…

Contributions in the first section of this volume are: "Learning to Identify Toy Block Structures" by Patrick Winston; "Beyond the Yellow-Volkswagen Detector and the Grandmother Cell: A General Strategy for the Exploration of Operations in Human Pattern Recognition" by Naomi Weisstein; "Visual Recognition in a Theory of Information Processing" by…