A literature review of conditions that might be expected to increase stuttering reveals that most investigators have not been able to raise stuttering frequency above control or base levels. Although some variables may increase stuttering, the research is too meager to speculate about underlying factors. (Author/CL)

The paper argues that listeners are unable to judge unit-by-unit occurrences of stuttering acceptably. Reasons for this state of affairs and its implications for therapy, theory, and research are analyzed. An alternative speech production definition with its implications is proposed, and a diagnostic method of validating authentic stuttering is…

Features of beginning stuttering in young children are reviewed. Attention is directed to studies of: frequency, type, and duration of disfluency, including number of repeated units and additional temporal aspects of instances of sound, syllable, and whole-word repetition; and associated speech and nonspeech behaviors produced by children who…

Features of mothers' and fathers' interaction with children who stutter are reviewed, along with results of intervention studies that have included children who stutter and their parents. Similarities and differences in the roles played by fathers and mothers in children's communicative development are discussed, as are implications for clinical…