Summarizing research activities from January 1977 to September 1978, this is the fourth annual report of research on speech processing conducted in the Department of Psychology at Indiana University. The report includes extended manuscripts, short reports, progress reports, and information on instrumentation developments and software support. The…

The results of three projects concerned with auditory word recognition and the structure of the lexicon are reported in this paper. The first project described was designed to test experimentally several specific predictions derived from MACS, a simulation model of the Cohort Theory of word recognition. The second project description provides the…

Patterns of auditory response among aphasics are described and hypothized and retraining methods are enumerated. (CH)

Fifteen normal-speaking kindergarteners, 15 kindergarteners with defective r's, and 15 preschoolers sound identification task which included sounds the speech-defective Ss misarticulated and sounds they articulated correctly. (GW)

Spanish speaking children who spell better than they read often have a visual perception problem. (DB)

The dichotic listening paradigm in relation to specific reading disability was investigated with 58 severely disabled readers and 58 above-average readers (all 9-year-old males). Comparison of scores from a Dichotic Digits Task and Dichotic Sides and Types Tasks indicated that disabled readers performed worse than controls in the overall right-ear…

Examines the difficulties encountered by native speakers of American English with initial consonant clusters in Russian. The phonotactic patterns and articulatory and auditory properties of individual consonants in both languages are compared. Testing explores the relationship of native articulatory habits, the reception of aural stimuli and…

This study concerned discriminating between ear of entry and apparent spatial position as possible determinants of lateral asymmetries in the recall of simultaneous speech messages. (Editor/RK)

An experimental phonetic investigation is described whose goal it was to develop a test which could be used to establish norms in the perception of vowels by native speakers of German. Particular emphasis is placed upon the design of the experiment. The test procedure and the results are discussed. Available from Albert J. Phiebig, Inc., P.O. Box…

Paper presented at the International Seminar on Experimental Research in Music Education (University of Reading, Reading, England, July 9-16, 1968).