Assessment & Research

Do children with Williams syndrome fail to process visual configural information?

Deruelle et al. (2006) · Research in developmental disabilities 2006
★ The Verdict

Kids with Williams syndrome can see global shapes just fine, so give them visual supports that show the whole idea.

✓ Read this if BCBAs teaching children with Williams syndrome in school or clinic settings.
✗ Skip if Clinicians who only serve learners with ASD or ADHD.

01Research in Context

01

What this study did

Deruelle et al. (2006) asked kids with Williams syndrome to look at shapes made of smaller shapes.

The kids had to pick the big shape, not the tiny ones.

This tests if they can see the whole picture instead of getting stuck on details.

02

What they found

The children could spot the big shape just like typical kids.

Their configural eye was fine; the trouble starts when they have to draw or build.

03

How this fits with other research

Hsu (2013) saw the same thing with photos: kids with WS got the gist, just slower.

Palomares et al. (2011) add that visual skills grow with mental age, not birthday, so use mental-age tasks.

Morris (2008) looks like a clash—WS kids fail at remembering where things are.

The studies don’t fight; one shows they can see the big shape, the other shows they can’t recall its spot.

Together they tell us: use visual cues that highlight the whole, but keep layouts simple and fixed.

04

Why it matters

You can safely use big-picture visuals—color-coded schedules, whole-word reading cards, or group photos—with WS learners.

Keep the layout the same each day so location memory does not trip them up.

Check mental age, not grade level, when picking visual tasks.

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Place a bold, whole-room visual schedule at eye level and leave it in the same spot every day.

02At a glance

Intervention
not applicable
Design
quasi experimental
Sample size
39
Population
other
Finding
not reported

03Original abstract

Configural visual abilities in thirteen children with Williams syndrome (WS) compared to 13 children matched on mental age and 13 children matched on chronological age. Configural abilities were tested through four tasks (1) Silhouette (2) Fragmented (3) Mooney and (4) overlapping figures. In the first three tasks, it was necessary to take into account the global information, as the identification of the figures could not be established through a local analysis. In the fourth task, the global configuration of the display had to be ignored. Configural skills seem appropriate in the WS population. A possible dissociation between perceptual and visuo-constructive configural competences is discussed.

Research in developmental disabilities, 2006 · doi:10.1016/j.ridd.2005.03.002