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Working Memory and Reinforcement Schedule Jointly Determine Reinforcement Learning in Children: Potential
Elien Segers1, Tom Beckers1, Hilde Geurts2
1Research Unit Behaviour, Health and Psychopathology, KU Leuven, Leuven, Belgium.
Frontiers in Psychology
|April 13, 2018
Summary
Behavioral Parent Training (BPT) involves operant learning. This study found that working memory impacts learning acquisition, and partial reinforcement (PRF) extinction effects were confirmed in children, suggesting BPT adjustments may improve outcomes.
Area of Science:
- Child Psychology
- Cognitive Science
- Behavioral Science
Background:
- Behavioral Parent Training (BPT) is crucial for childhood psychiatric disorders, often linked to working memory deficits.
- Operant learning principles underpin BPT, but their effect on behavior, particularly the partial reinforcement (PRF) extinction effect, is understudied in children.
- The interplay between working memory and operant learning, specifically the PRF extinction effect, requires further investigation in pediatric populations.
Purpose of the Study:
- To investigate the partial reinforcement (PRF) extinction effect in typically developing children.
- To explore the role of working memory in the PRF extinction effect during operant learning tasks.
- To examine how reinforcement schedules and working memory influence behavioral acquisition and extinction.
Main Methods:
- Ninety-seven typically developing children (ages 6-10) participated in experimental tasks.
- Children completed a working memory assessment and an operant learning task involving response-sequence rule acquisition.
- Participants were assigned to either continuous reinforcement (CRF) or partial reinforcement (PRF) conditions, followed by an extinction phase.
Main Results:
- The PRF extinction effect was observed, with slower acquisition and extinction in the PRF group compared to the CRF group.
- Working memory was negatively correlated with acquisition performance, indicating higher working memory was associated with slower learning.
- Working memory did not significantly predict extinction performance.
Conclusions:
- Reinforcement schedules and working memory independently influence behavioral acquisition.
- The findings suggest that modifying working memory load in BPT interventions could optimize learning through reinforcement.
- Understanding these mechanisms can inform more effective BPT strategies for children with psychiatric disorders.
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