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Navigating the Complexity of Bilingual Aphasia: Current Insights and Future Directions
Marissa Russell-Meill1, Manuel J Marte1, Erin Carpenter1
1Center for Brain Recovery, Department of Speech, Language, and Hearing Sciences, Boston University, 111 Cummington Mall, Boston, MA 02215, USA.
Brain Sciences
|September 27, 2025
Summary
Bilingual aphasia recovery is complex, influenced by neural, cognitive, and language factors. Understanding individual histories is key for effective assessment and treatment in diverse multilingual populations.
Area of Science:
- Neuroscience
- Linguistics
- Cognitive Science
Background:
- Bilingual aphasia presents unique challenges due to the interplay of neural, cognitive, linguistic, and experiential factors.
- Individual language histories and cognitive systems significantly impact impairment and recovery patterns in bilingual individuals.
Purpose of the Study:
- To synthesize current evidence on the organization, assessment, and treatment of bilingual aphasia.
- To highlight challenges in evaluating bilingual aphasia, including pre-stroke proficiency estimation and cross-linguistic impairment assessment.
- To explore technological advancements for bilingual aphasia research and clinical practice.
Main Methods:
- Literature review synthesizing current evidence on bilingual aphasia.
- Analysis of factors influencing language organization, assessment, and treatment.
- Exploration of emerging technologies like machine learning and neurotechnology.
Main Results:
- Variability in bilingual aphasia outcomes is linked to individual language histories and cognitive systems.
- Challenges exist in accurately assessing pre-stroke language proficiency and cross-linguistic impairment.
- Recovery patterns in bilingual aphasia are complex and require careful interpretation.
Conclusions:
- Effective management of bilingual aphasia necessitates a deep understanding of individual linguistic and cognitive profiles.
- Future technological advancements must prioritize cultural responsiveness and equity for diverse multilingual populations.
- Further research is needed to refine assessment tools and treatment strategies for bilingual aphasia.
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