What is it about?

Working memory is essential for reading, but its specific role in deaf adults has been unclear.This study shows that deaf adults' visual word recognition relies more heavily on working memory compared to their hearing peers. Using a dual-task experiment—where participants performed a memory task while recognizing words—we found that the reading speed of deaf adults was significantly more impacted. This demonstrates that both verbal and visuospatial working memory play a crucial supporting role in the reading process for deaf adults.

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Why is it important?

While it is known that working memory is linked to reading ability, most evidence has been correlational, simply showing that the two are related. Our study moves beyond this by using a dual-task experiment to demonstrate a direct, real-time reliance on working memory during the act of reading for deaf adults. We provide causal evidence showing that the process of recognizing words actively taxes the working memory systems of deaf individuals far more than their hearing peers. Furthermore, we show that this heavy reliance is not limited to one type of memory, as both verbal and visuospatial working memory are crucial. This distinction is important because it shifts the understanding from a simple association to a dynamic, moment-to-moment cognitive process, and these findings can help educators and clinicians develop better strategies to support reading comprehension by managing cognitive load for deaf learners.

Perspectives

What has always fascinated me is the 'invisible' work the brain does during reading. For most hearing people, the process feels almost automatic. This study brought that hidden effort to the forefront, showing me in a very direct way the significant cognitive load that deaf readers manage constantly. My hope is that this research helps educators, and even the general public, appreciate the complex cognitive adaptations involved in reading without sound. Ultimately, if this work leads to a deeper understanding and more effective, empathetic teaching strategies, it will have been a truly meaningful endeavor.

Nannan Cui
Northeast Normal University

For me, the most important aspect of this research was its potential to bridge the gap between cognitive science and the classroom. We often have complex theories about learning, but they don't always translate into practical strategies for educators. This study is different. By clearly showing how and how much working memory is used during reading, we're giving educators a concrete reason 'why' some reading strategies are more taxing than others for deaf students. My hope is that this work empowers teachers and curriculum designers to create learning environments that are more attuned to these cognitive demands, ultimately making the path to literacy more accessible and less frustrating.

Yan Wu
Northeast Normal University

Read the Original

This page is a summary of: The Role of Working Memory in Deaf Adults' Visual Word Recognition: Evidence From Dual-Task Paradigm, Journal of Speech Language and Hearing Research, May 2026, American Speech-Language-Hearing Association (ASHA),
DOI: 10.1044/2026_jslhr-25-00713.
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