Originally published in 1977, this sixth volume of an international series presented new and original material in the broad area of human performance. Included are the most recent findings, modern methodologies, and latest models and theories that indicate the trends and focus on recent points of debate. Among the topics covered are reaction processes, perceptual encoding, selective attention, visual search, processing a recognition of words as well as the reading process, and memory. This volume will be of paramount interest to experimental psychologists, from graduate students to post-graduate research workers.