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Standardizing measures of hot executive function: Individual differences in children's response to a countdown timer.
Colin Drexler1, Sunaina Johri1, Brooke Bjerke1
1Institute of Child Development, University of Minnesota, Twin Cities.
Developmental Psychology
|February 19, 2026
Summary
Adding time pressure to cool executive function (EF) tasks creates a comparable hot EF measure. This study found that time pressure influences children's motivation and that reflection improves hot EF performance.
Area of Science:
- Cognitive Psychology
- Developmental Psychology
- Educational Psychology
Background:
- Executive function (EF) skills are typically assessed using separate "cool" and "hot" tasks.
- Existing methods lack comparability between cool and hot EF measures.
- Hot EF involves emotional and motivational contexts, while cool EF is more abstract.
Purpose of the Study:
- To develop a standardized method for measuring hot executive function (EF) by modifying a cool EF task.
- To investigate the impact of time pressure on children's EF performance.
- To explore the relationship between reflection, temperament, and EF in early childhood.
Main Methods:
- A modified Minnesota Executive Function Scale (MEFS) with a countdown timer was created to measure hot EF.
- Children aged 3-7 years completed both standard (cool) and timed (hot) versions of the MEFS.
- Temperament and metacognitive reflection were assessed and correlated with EF performance.
Main Results:
- Children were faster on the hot MEFS, indicating time pressure's effect on motivation and attention.
- Older children and slower responders showed improved accuracy on the hot MEFS, highlighting the role of reflection.
- Surgency (a temperament trait) predicted poorer performance on the hot EF task compared to the cool EF task.
Conclusions:
- Introducing time pressure to cool EF tasks is an effective way to standardize hot EF measurement.
- Reflection, characterized by pausing before responding, is crucial for successful hot EF performance in children.
- This modified task provides valid insights into children's hot EF, considering motivational and emotional factors.
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