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From Foundations to Frontiers: Fit-for-Purpose Discourse Science
1Department of Speech, Language and Hearing Sciences, Indiana University Bloomington.
American Journal of Speech-Language Pathology
|July 10, 2026
Summary
Canonical discourse tasks are valuable for cognitive-communication disorders research but need a framework for appropriate use. A fit-for-purpose approach ensures tasks align with specific populations and clinical goals.
Area of Science:
- Cognitive-Communication Disorders
- Discourse Analysis
- Translational Research
Background:
- Discourse analysis is crucial for assessing and treating neurogenic and cognitive-communication disorders.
- Canonical discourse elicitation tasks (e.g., Cinderella retell) have historically yielded rich language samples for research.
- A tension exists between the value of canonical tasks and their limitations in capturing all relevant discourse constructs.
Purpose of the Study:
- To examine the utility and limitations of canonical discourse tasks in cognitive-communication disorders.
- To propose a principled framework for selecting and adapting discourse tasks.
- To advocate for a fit-for-purpose discourse science integrating various methods and technologies.
Main Methods:
- Narrative review drawing on translational research experience.
- Analysis of discussions from the International Cognitive-Communication Disorders Conference (ICCDC).
- Examination of the historical role and future application of canonical discourse tasks.
Main Results:
- Canonical tasks offer continuity and comparability but may not suit all populations or clinical needs.
- A framework is needed to guide decisions on retaining, adapting, or developing new discourse tasks.
- A fit-for-purpose discourse science emphasizes appropriateness, robustness, and alignment with research/clinical goals.
Conclusions:
- The field requires a principled approach to discourse task selection, not just new tasks.
- Integrating psychometric rigor, participatory design, and technology is essential for robust discourse science.
- Practical guidance is provided for choosing tasks in research and clinical practice.
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