PLAY Lab Research Team

Dr. Johnson is an Assistant Professor at San Diego State University in the School of Exercise and Nutritional Sciences (ENS). Her research focus includes:
– physical activity promotion with a focus on youth populations and community-based interventions
– gender, geographic, and socioeconomic disparities in access to physical activity opportunities
– developing and evaluating interventions aimed to increase youth physical activity levels and sports participation among underserved youth
– psychosocial factors of sustained, positive youth sport participation
Research Assistants:
Daniela Rodriguez
Psychology Major (Graduating Spring 2026)
Favorite physical activity: Hiking & Lifting
Madeline Roke
Pre – PT with Kinesiology Major, Honors Minor (Graduating Spring 2026)
Favorite physical activity: Hiking
Kirsten Lovely Mejia
Biology Major, Child Family Development Minor (Graduating Spring 2026)
Favorite physical activity: Hiking
Lab Alumni:
Grace Volkert
Jocelyne Castaneda Cleto
Abigail (Abby) Prutow
Sofia Spies
Ana Santos Olea