Flexible visual processing in young adults with autism: the effects of implicit learning on a global-local task.
High-functioning autistic adults can switch between global and local vision just like their peers.
01Research in Context
What this study did
The team asked young adults with autism and matched peers to switch between seeing the big picture and tiny details.
They used a global-local task: look at a big letter made of small letters, then answer questions about either level.
The study checked if autism changes how fast or how well people flip between these two views.
What they found
Both groups shifted just as quickly and just as accurately.
High-functioning autistic adults showed no visual flexibility deficit.
The old idea that autism always means stuck-on-details did not hold up here.
How this fits with other research
Bölte et al. (2007) saw weaker gestalt and more local bias in autistic adults. The new study says the opposite. The gap likely comes from different samples: Sven mixed in broader diagnoses and wider age ranges.
Iarocci et al. (2006) worked with autistic kids and found trouble only when task rules fought the picture structure. A et al. now show that, by adulthood, even that conflict effect fades.
Nayar et al. (2017) used eye-tracking in children and found fewer looks to global shapes. The adult null result here suggests the global gap may close with age or simply reflects how we measure it.
Why it matters
Stop assuming every autistic client will miss the big picture. When you teach a skill, check the person first, not the label. Use clear cues or rules if you need global attention; the ability is likely there.
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02At a glance
03Original abstract
We utilized a hierarchical figures task to determine the default level of perceptual processing and the flexibility of visual processing in a group of high-functioning young adults with autism (n = 12) and a typically developing young adults, matched by chronological age and IQ (n = 12). In one task, participants attended to one level of the figure and ignored the other in order to determine the default level of processing. In the other task, participants attended to both levels and the proportion of trials in which a target would occur at either level was manipulated. Both groups exhibited a global processing bias and showed similar flexibility in performance, suggesting that persons with autism may not be impaired in flexible shifting between task levels.
Journal of autism and developmental disorders, 2012 · doi:10.1007/s10803-012-1485-0