Assessment & Research

I can read it in your eyes: what eye movements tell us about visuo-attentional processes in developmental dyslexia.

Bellocchi et al. (2013) · Research in developmental disabilities 2013
★ The Verdict

Eye-tracking can flag visuo-attentional glitches in dyslexic readers, giving you a quick, non-verbal screening tool.

✓ Read this if BCBAs who assess reading problems in school-age kids.
✗ Skip if Clinicians working only with non-readers or preschoolers.

01Research in Context

01

What this study did

Bellocchi et al. (2013) wrote a narrative review. They pulled together eye-movement studies on children with developmental dyslexia. The goal was to map how eye-tracking data show visuo-attentional problems during reading.

02

What they found

The paper does not give new numbers. It says eye-tracking can act like a window. Unusual fixation times, longer gaze paths, and more regressions hint at weak visual attention in dyslexic readers.

03

How this fits with other research

Tiadi et al. (2014) extend the review by adding real child data. They show dyslexic readers make slower and less accurate vertical eye jumps.

Razuk et al. (2018) also extend the review. They found that placing a green filter over text shortens fixation times and speeds reading.

Tong et al. (2019) seem to clash at first. Their Chinese sample shows visual statistical learning deficits, not eye-movement issues. The difference is script: alphabetic readers show oculomotor signs, while logographic readers show pattern-learning problems.

04

Why it matters

You can add a one-minute eye-tracking check to your reading assessment. Watch for long fixations, many regressions, or slow vertical saccades. If you see them, try green overlays or shorter line lengths before you teach phonics. The review reminds us that visual attention is part of the dyslexia picture, not just sound-symbol skills.

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Place a green plastic sheet over the next dyslexic reader’s text and time three short passages—note any jump in speed or drop in regressions.

02At a glance

Intervention
not applicable
Design
narrative review
Population
other
Finding
not reported

03Original abstract

Most studies today agree about the link between visual-attention and oculomotor control during reading: attention seems to affect saccadic programming, that is, the position where the eyes land in a word. Moreover, recent studies show that visuo-attentional processes are strictly linked to normal and impaired reading. In particular, a large body of research has found evidence of defective visuo-attentional processes in dyslexics. What do eye movements tell us about visuo-attentional deficits in developmental dyslexia? The purpose of this paper is to explore the link between oculomotor control and dyslexia, taking into account its heterogeneous manifestation and comorbidity. Clinical perspectives in the use of the eye-movements approach to better explore and understand reading impairments are discussed.

Research in developmental disabilities, 2013 · doi:10.1016/j.ridd.2012.09.002