IN ORDER TO PROVIDE BOTH CLINICIAN AND INVESTIGATOR WITH A BETTER UNDERSTANDING OF THE PROBLEMS, CAUSES, IDENTIFICATION, AND HANDLING OF SENSORINEURAL HEARING LOSSES, THE HENRY FORD HOSPITAL INVITED INVESTIGATORS IN PSYCHOACOUSTICS, OTIOLOGY, OTONEUROLOGY, PHSIOLOGY, AND AUDIOLOGY TO SHARE THEIR RESEARCH AND CLINICAL FINDINGS. THE RESULTING 40 PAPERS WERE PRESENTED AT A SYMPOSIUM HELD IN MARCH 1965. GROUPS OF FIVE TO EIGHT PAPERS TREAT THE FOLLOWING AREAS--PROCESSES OF SENSORINEURAL HEARING MECHANISMS, PSYCHOACOUSTIC RESPONSE TO AUDITORY STIMULI, LOCALIZATION OF AUDITORY DISORDERS (CLINICAL MANIFESTATIONS), CLINICAL DIAGNOSTIC PROCEDURES, PATHOLOGY AND MANIFESTATIONS OF SPECIFIC DISEASE ENTITIES, AND SYMPOSIUM SUMMARIES. MOST PAPERS PROVIDE THEIR OWN REFERENCE LISTS, AND MANY CONTAIN TABLES, FIGURES, OR PHOTOGRAPHS. A LIST OF SYMPOSIUM PARTICIPANTS IS GIVEN. THIS DOCUMENT WAS PUBLISHED BY LITTLE, BROWN AND COMPANY, 34 BEACON STREET, BOSTON, MASSACHUSETTS 02016, AND IS AVAILABLE FOR $19.00. (JD)