Comparison among children with children with autism spectrum disorder, nonverbal learning disorder and typically developing children on measures of executive functioning.
Autism and nonverbal learning disorder each leave a small, distinct executive footprint—check both flexibility and visual sequencing before you write goals.
01Research in Context
What this study did
The team compared three groups of kids on paper-and-pencil executive-function tasks.
One group had autism, one had nonverbal learning disorder, and one group was typically developing.
They looked for small, day-to-day thinking differences that parents and teachers often notice first.
What they found
Kids with autism struggled most when rules changed mid-game.
Kids with nonverbal learning disorder had trouble lining up pictures in the right order.
Other skills looked almost the same across all three groups.
How this fits with other research
Cummings et al. (2024) tracked the same kids over years and found that autistic executive skills grow at the same speed as typical peers.
That sounds opposite, but Margaret et al. only took one snapshot, while K et al. watched change across time.
Gambra et al. (2024) later showed that both autism and nonverbal learning disorder share weak central coherence, backing up the idea that the two labels overlap more than they differ.
McIntyre et al. (2017) pushed the story into adulthood, showing that autistic adults lose executive speed faster than typical adults, so early flexibility training may pay off later.
Why it matters
If a child stalls when the schedule flips, flag flexibility for extra practice.
If a child mixes up visual sequences, probe for nonverbal learning issues.
Use quick tabletop switching tasks and picture-ordering games to decide which skill needs your next teaching block.
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02At a glance
03Original abstract
It has been suggested that children with nonverbal learning disabilities (NLD) or Asperger's Syndrome (AS) may show difficulties with executive functioning. There were 3 groups in this study who completed a neuropsychological battery of visual-spatial, executive functioning, and reasoning tasks; AS (n = 37), NLD (n = 31), and controls (n = 40). Results indicated that children in both clinical groups scored within average limits on measures of spatial reasoning and verbal ability. Fluid reasoning was also found to be within average ranges for all groups. The AS group experienced significant problems with cognitive flexibility compared to the other two groups. In contrast the NLD group showed fewer difficulties with cognitive flexibility but more problems with visual sequencing. These findings suggest that performance on executive function measures for children with AS or NLD is remarkably similar with subtle differences present.
Journal of autism and developmental disorders, 2014 · doi:10.1007/s10803-013-1871-2