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Predicting Young Drivers' Time-to-Licensure from Sociodemographic Characteristics and Quality of Adult-Supervised
Jessica Hafetz1, Catherine Gervais2, D Leann Long2
1The University of Edinburgh, Scotland.
Transportation Research. Part F, Traffic Psychology and Behaviour
|August 13, 2025
Summary
Supervised driving practice variety speeds up teen licensure. Parent engagement increases, and teens accept supervision more as they near their license date. No sex differences were found in practice experience or time to licensure.
Area of Science:
- Road safety research
- Adolescent development
- Driver education
Background:
- Many regions mandate adult supervision for learner drivers, often involving parents.
- Optimal supervision strategies and factors influencing learner progression to licensure are not well-understood.
- Young male drivers' overrepresentation in crashes necessitates examining their supervised practice experiences.
Purpose of the Study:
- To investigate factors influencing the speed of licensure for young drivers.
- To examine sex differences in supervised driving practice experiences.
- To understand the relationship between practice behaviors and time to licensure.
Main Methods:
- Analysis of data from the control arm of the Drivingly Trial.
- Inclusion of 554 parent-teen dyads.
- Examination of sociodemographic factors and parent-teen driving practice behaviors.
Main Results:
- Increased practice variety was linked to faster licensure.
- Parental engagement in supervision grew, and teen acceptance of supervision increased over time.
- No significant sex differences were observed in supervised practice, pre-permit driving, or time to licensure.
Conclusions:
- Varied driving practice environments are crucial for efficient licensure.
- Sociodemographic factors like race and location influenced licensure speed.
- Further research is needed to address licensure barriers without increasing crash risk.
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