Challenging the stability of RAN development: Acknowledging PA and Gf in relation to reading
Ulrika Wolff1, Malena Åvall1, Jan-Eric Gustafsson1
1Department of Education and Special Education, University of Gothenburg, Gothenburg, Sweden.
Dyslexia (Chichester, England)
|June 8, 2023
Summary
Rapid automatized naming (RAN), phonological awareness, and fluid intelligence (Gf) measured at age 4 all predict reading skills. These foundational skills remain strong predictors of reading achievement throughout development.
Area of Science:
- Developmental Psychology
- Educational Psychology
- Cognitive Neuroscience
Background:
- Rapid automatized naming (RAN) is a key predictor of reading achievement.
- The influence of phonological awareness and fluid intelligence (Gf) on the stability of RAN's predictive power is not fully understood.
- Longitudinal studies are needed to track the developmental interplay of these cognitive skills.
Purpose of the Study:
- To examine the stability of RAN in predicting reading achievement, considering phonological awareness and Gf.
- To assess the predictive power of early RAN (at age 4) on later reading ability.
- To investigate how phonological awareness and Gf influence the developmental trajectory of RAN.
Main Methods:
- Longitudinal study following 364 children from age 4 to age 10.
- Statistical modeling to analyze the relationships between RAN, phonological awareness, and Gf over time.
- Assessment of reading-related abilities, including spelling and reading fluency, at various grade levels.
Main Results:
- At age 4, Gf strongly predicted phonological awareness, which in turn strongly predicted RAN.
- The relationship between RAN measures over time was robust, even after accounting for Gf and phonological awareness.
- Early predictors (age 4) of RAN, Gf, and phonological awareness independently forecasted reading abilities in grades 1 and 4.
- While Gf, phonological awareness, and RAN at age 4 predicted both spelling and reading fluency in grade 4, RAN at grade 2 specifically predicted reading fluency but not spelling.
Conclusions:
- RAN, phonological awareness, and Gf are stable, independent predictors of reading achievement from early childhood.
- Early identification of deficits in these areas can inform targeted reading interventions.
- The distinct predictive roles of these skills highlight the multifaceted nature of reading development.
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