Stuttering is a neurodevelopmental disorder characterized by frequent and involuntary disruptions during speech production. Adults who stutter are often subject to negative perceptions. The present study examined whether negative social and cognitive impressions are formed when listening to speech, even without any knowledge about the speaker. Two experiments were conducted in which naïve parti...

This paper describes preliminary results from an ongoing study designed to characterize acoustic-phonetic traits in children with speech delay (SD) of unknown origin. Here we present data on 13 SD children and their siblings (26 children in all) from two speech perception tasks: a two-alternative forced choice categorical perception (ID) task, and an error monitoring (EM) task. In the ID task, ...

BACKGROUND Velopharyngeal dysfunction produces a nasal speech pattern because of the inability to close the nasal airway during speech, most often associated with anatomical abnormalities of the palate. CASE REPORT We describe two cases of possible velopharyngeal dystonia, a task-specific movement disorder causing a speech pattern similar to velopharyngeal dysfunction. Both patients experienc...