Perceptual Experiences of Autistic People with an Intellectual Disability and People with Williams Syndrome: A Reflexive Thematic Analysis

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Bibliographic Details
Title: Perceptual Experiences of Autistic People with an Intellectual Disability and People with Williams Syndrome: A Reflexive Thematic Analysis
Language: English
Authors: Freya Elise, Brian Irvine (ORCID 0000-0002-9515-8032), Jana Brinkert, Charlie Hamilton, Emily K. Farran, Elizabeth Milne, Gaia Scerif, Anna Remington
Source: Journal of Applied Research in Intellectual Disabilities. 2025 38(1).
Availability: Wiley. Available from: John Wiley & Sons, Inc. 111 River Street, Hoboken, NJ 07030. Tel: 800-835-6770; e-mail: cs-journals@wiley.com; Web site: https://www.wiley.com/en-us
Peer Reviewed: Y
Page Count: 12
Publication Date: 2025
Document Type: Journal Articles
Reports - Research
Descriptors: Autism Spectrum Disorders, Genetic Disorders, Adults, Intellectual Disability, Perception, Perceptual Development, Spatial Ability, Sensory Experience, Perceptual Impairments, Comparative Testing
DOI: 10.1111/jar.13326
ISSN: 1360-2322
1468-3148
Abstract: Background: Autistic people without intellectual disabilities have increased perceptual capacity: they can process more information at any given time compared to non-autistic people. We examined whether increased perceptual capacity is evident across the autistic spectrum (i.e. for autistic people with intellectual disabilities) and whether it is specific to autism, or also experienced by people with Williams Syndrome (WS). Methods: Five autistic adults with intellectual disabilities and five adults with WS took part in accessible, qualitative interviews. Responses were analysed using thematic analysis. Results: Both groups expressed enjoyment of focussed attention, with autistic participants preferring multiple simultaneous inputs. Responses suggested increased perceptual capacity for autistic participants only. The sensory environment was reported to be anxiety-inducing for both groups. Conclusions: This study gives preliminary evidence that increased perceptual capacity may be universal across the autistic spectrum, and specific to autism. Understanding differences in capacity offers more targeted suggestions to support sensory challenges.
Abstractor: As Provided
Entry Date: 2025
Accession Number: EJ1461131
Database: ERIC
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Description
Abstract:Background: Autistic people without intellectual disabilities have increased perceptual capacity: they can process more information at any given time compared to non-autistic people. We examined whether increased perceptual capacity is evident across the autistic spectrum (i.e. for autistic people with intellectual disabilities) and whether it is specific to autism, or also experienced by people with Williams Syndrome (WS). Methods: Five autistic adults with intellectual disabilities and five adults with WS took part in accessible, qualitative interviews. Responses were analysed using thematic analysis. Results: Both groups expressed enjoyment of focussed attention, with autistic participants preferring multiple simultaneous inputs. Responses suggested increased perceptual capacity for autistic participants only. The sensory environment was reported to be anxiety-inducing for both groups. Conclusions: This study gives preliminary evidence that increased perceptual capacity may be universal across the autistic spectrum, and specific to autism. Understanding differences in capacity offers more targeted suggestions to support sensory challenges.
ISSN:1360-2322
1468-3148
DOI:10.1111/jar.13326