Four developmentally delayed preschoolers were taught action-object responses in receptive and expressive language modalities, using matrix-training procedures. Acquisition of a word combination rule was facilitated by the use of familiar lexical items, whereas subsequent acquisition of new lexical knowledge was enhanced by couching training in a…

An instructional manual for reference use in college and university teaching is presented, based on a 2-year study of the specific difficulties that students have in receptive communication (listening and reading) in introductory courses. Although the investigation focused primarily on the disciplines of psychology, physics, and philosophy, many…