Sources
Jonathan routinely references studies in podcast episodes and social media posts.
But references need sources.
Here's a running list of the sources he regularly references.
What makes sports fun
The Fun Integration Theory: Towards Sustaining Children and Adolescents Sport Participation | Dr. Amanda J. Visek
Winning isn't what makes sports fun
A longitudinal examination of the influence of winning or losing with motivational climate as a mediator on enjoyment, perceived competence, and intention to be physically active in youth basketball| María T. Morales-Belando | Link
Environment is more important than results
2025 Youth Athlete Survey | Project Play | Link
Youth sports have long-term positive impacts on mental health
Health-related outcomes of youth sport participation: a systematic review and meta-analysis | Dennis Bengtsson | Link
Associations between organized sport participation and mental health difficulties: Data from over 11,000 US children and adolescents | Matt D. Hoffmann | Link
Kids are leaving sport or not playing at all because of the injury risks
2025 Youth Athlete Survey | Project Play | Link
Youth sports participation trends
2025 State of Play | Project Play | Link
Why youth coaches are leaving sports
Survey: Managing parents among top reasons youth coaches quit | ESPN + SafeSport | Link
Early success is a poor indicator of future success
Career trajectories, transition rates, and birthdate distributions: the rocky road from youth to senior level in men's European football | Paolo Riccardo Brustio | Link