Assessment & Research

Intention perception in high functioning people with Autism Spectrum Disorders using animacy displays derived from human actions.

McAleer et al. (2011) · Journal of autism and developmental disorders 2011
★ The Verdict

Adults with high-functioning autism can figure out intentions from simple motion as well as anyone.

✓ Read this if BCBAs testing social perception in verbally fluent adults with autism.
✗ Skip if Clinicians working with non-speaking children or severe intellectual disability.

01Research in Context

01

What this study did

McAleer et al. (2011) showed simple moving dots to adults with autism. The dots moved like people walking or lifting.

Each adult watched the dots and picked the intention they saw. The team compared answers to adults without autism.

02

What they found

Both groups picked the right intention just as often. Speed and pattern of answers looked the same.

High-functioning autism did not hurt the skill of reading goals from motion.

03

How this fits with other research

Kuschefski et al. (2019) saw the same thing for judging who is boss: adults with autism were slower yet just as right.

Ponnet et al. (2005) also found no accuracy gap when adults with autism guessed thoughts during a real chat.

Anthony et al. (2020) looks like a clash. Their brain scans showed weaker activation in autism while watching real ball play. The difference: Phil used clean dot motion and scored behavior; J used messy real video and scanned brains. Same motion skill, different tool.

04

Why it matters

Your adult clients can read goals from body cues even when they miss social nuance elsewhere. Use short animated clips to check this strength in assessments. If they fail real-life social tasks, look beyond basic perception—teach timing, context, or response rules instead.

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Add a 30-second dot-motion clip to your assessment and ask the client what the dots are doing.

02At a glance

Intervention
not applicable
Design
quasi experimental
Sample size
28
Population
autism spectrum disorder
Finding
null

03Original abstract

The perception of intent in Autism Spectrum Disorders (ASD) often relies on synthetic animacy displays. This study tests intention perception in ASD via animacy stimuli derived from human motion. Using a forced choice task, 28 participants (14 ASDs; 14 age and verbal-I.Q. matched controls) categorized displays of Chasing, Fighting, Flirting, Following, Guarding and Playing, from two viewpoints (side, overhead) in both animacy and full video displays. Detailed analysis revealed no differences between populations in accuracy, or response patterns. Collapsing across groups revealed Following and Video displays to be most accurately perceived. The stimuli and intentions used are compared to those of previous studies, and the implication of our results on the understanding of Theory of Mind in ASD is discussed.

Journal of autism and developmental disorders, 2011 · doi:10.1007/s10803-010-1130-8