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Implicationally Related Error Patterns and the Selection of Treatment Targets.
Daniel A Dinnsen1, Kathleen M O'Connor1
1Indiana University, Bloomington.
This study examines phonological acquisition in children with delays, finding that place harmony and spirantization are linked. Optimality theory provides a better explanation than traditional theories, offering new clinical treatment insights.
Area of Science:
- Linguistics
- Developmental Psychology
- Speech-Language Pathology
Background:
- Traditional rule-based derivational theories have limitations in explaining phonological acquisition.
- Children with phonological delays often exhibit complex error patterns.
Purpose of the Study:
- To compare traditional derivational theories with Optimality Theory in explaining phonological acquisition.
- To investigate the relationship between place harmony and spirantization in children's speech errors.
- To explore the clinical implications of different theoretical frameworks.
Main Methods:
- Analysis of case studies involving children with phonological delays.
- Examination of specific phonological error patterns: place harmony and spirantization.
- Comparison of theoretical predictions from derivational theories and Optimality Theory.
Main Results:
- Place harmony and spirantization, previously considered independent, are shown to be implicationally related.
- Optimality Theory offers a principled explanation for these interconnected phonological errors.
- Derivational theories do not adequately account for the observed error patterns.
Conclusions:
- Optimality Theory provides a superior framework for understanding phonological acquisition in children with delays.
- The findings suggest novel approaches for clinical intervention and treatment strategies.
- The interconnectedness of phonological errors has significant implications for speech therapy.
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