The structure of /s/-clusters has been a rather controversial subject due to their structural oddities. Studies on the acquisition of these clusters have contributed to the discussion to validate certain theoretical claims, and sonority-related issues have always been in focus. Cross-linguistic acquisition data from children with phonological…

This study investigated the acquisition of word initial s clusters of 3-5 year old Dutch children with phonological disorders. Within these clusters, sl was produced correctly most often, whereas sn and sx were the more difficult clusters. In cluster reductions, s+obstruent and sl clusters reduction patterns followed the Sonority Sequencing…

Two studies of adult aphasia, focusing on phonological disturbances, are presented. In the first study, subjects were 15 adults wit moderate aphasia and five age-matched controls. A variety of speech production and speech perception tests were administered, including tests of syllable discrimination, auditive word-picture matching, articulation,…