Related Experiment Video
Updated: Jul 15, 2026
08:17
A Semantic Priming Event-related Potential (ERP) Task to Study Lexico-semantic and Visuo-semantic Processing in Autism Spectrum Disorder
Published on: April 12, 2018
Evidence against poor semantic encoding in individuals with autism.
Andrew J O Whitehouse1, Murray T Maybery, Kevin Durkin
1University of Western Australia, Australia. andrew.whitehouse@psy.ox.ac.uk
Summary
Children with autism showed typical verbal recall abilities, performing similarly to neurotypical peers in both semantic and phonological processing tasks. This study challenges the notion of delayed semantic encoding in autism spectrum disorder.
Area of Science:
- Neurodevelopmental Disorders
- Cognitive Psychology
- Linguistics
Background:
- Autism spectrum disorder (ASD) is characterized by social and communication differences.
- A common hypothesis suggests individuals with ASD may struggle with semantic processing, favoring phonological encoding.
Purpose of the Study:
- To investigate verbal information processing in children with autism.
- To test the hypothesis of impaired semantic encoding versus enhanced phonological attention in autism.
Main Methods:
- A novel explicit verbal recall task was administered to 20 children with autism and 20 typically developing controls.
- Participants recalled words presented individually, with items semantically or phonologically related.
- Recall performance was compared between groups under semantic and phonological conditions.
Main Results:
- No significant differences in recall were observed between children with autism and controls in either semantic or phonological conditions.
- Children with autism demonstrated recall levels comparable to a chronologically matched control group.
Conclusions:
- The findings do not support a developmental delay in semantic encoding for children with autism.
- Individuals with autism appear to encode verbal information at the semantic level comparably to their neurotypical peers.
Related Concept Videos
01:19Autism Spectrum Disorder
Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
01:19Encoding
Information enters the brain through encoding, which is the input of information into the memory system. Once sensory information is received from the environment, the brain labels or codes it. The information is then organized with similar information and connected to existing concepts. Encoding occurs through automatic processing and effortful processing.
Automatic processing involves the encoding of details like time, space, frequency, and the meaning of words, usually done without conscious...
Automatic processing involves the encoding of details like time, space, frequency, and the meaning of words, usually done without conscious...
02:16Stereotype Content Model
The Stereotype Content Model (SCM) was first proposed by Susan Fiske and her colleagues (Fiske, Cuddy, Glick & Xu, 2002; see also Fiske, 2012 and Fiske, 2017). The SCM specifies that when someone encounters a new group, they will stereotype them based on two metrics: warmth—or that group’s perceived intent, and how likely they are to provide help or inflict harm—and competence—or their ability to carry out that objective. Depending on the warmth-competence categorization, a person will feel...
01:26Modeling in Therapy
Modeling, a key technique in therapy, uses observational learning to help clients acquire and practice new skills by watching therapists demonstrate desired behaviors. This approach, rooted in Albert Bandura's concept of vicarious learning, plays a significant role in therapeutic interventions for various psychological conditions, including social anxiety, ADHD, and depression.
Participant Modeling
Participant modeling involves therapists demonstrating calm and effective behaviors in situations...
Participant Modeling
Participant modeling involves therapists demonstrating calm and effective behaviors in situations...
01:27Language and Cognition
Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.