Purpose: The purpose of this study was to examine the nature of speech disfluencies in autistic young adults and controls by using a wide-range disfluency classification of typical disfluencies (TD; i.e., filled pauses, revisions, abandoned utterances, and multisyllable word and phrase repetitions), stuttering-like disfluencies (SLD; i.e., sound…

This letter to the editor comments on a 1998 article by J. S. Yaruss which proposed that classification of stuttering be adopted to foster improvement in basic understanding. The article is critiqued as failing to recognize the two major components of a stuttering event and for the author's definitions of impairment and disability as applied to…

This rebuttal of a response to the author's original article on improved classification of stuttering in the context of disability, impairment, and handicap, stresses that the model originally proposed carefully distinguishes the two major aspects of stuttering and offers definitions of impairment, disability, and handicap consistent with the…

This study examined intrajudge and interjudge agreement for the Lidcombe Behavioral Data Language (LBDL), a behaviorally based stuttering taxonomy. Ten experienced speech language pathologists and 10 undergraduates applied the LBDL to stuttered speech on two occasions. Intrajudge agreement was high for both groups, but only the experienced judges…

Reviews the history of the terms "impairment,""disability," and "handicap" in the stuttering literature and proposes alternate definitions that are more consistent with the use of the International Classification of Impairments, Disabilities, and Handicaps. A model is proposed for discussing the outcomes of various…

This article reviews issues in speech motor control and a class of communication disorders known as motor speech disorders that include dysarthrias, apraxia of speech, developmental apraxia of speech, developmental stuttering, acquired (neurogenic and psychogenic) stuttering, and cluttering. Assessment, classification, and treatment of these…