Unstructured spare time as an international predictor of adolescent crime - David Buil-Gil; Christopher Birkbeck; Dirk Enzmann; Karin Arbach; Marina Rezende Bazon; Muhamed Budimlić; Danielle T. Cooper; Marta Dąbrowska; Esther Fernández-Molina; Carolyn Gentle-Genitty; Aurea E. Grijalva-Eternod; Ewa M. Guzik-Makaruk; et al. (PLoS ONE, 2026)