Lansford, J. E., Zietz, S., Bornstein, M. H., Deater-Deckard, K., Di Giunta, L., Dodge, K. A., Gurdal, S., Liu, Q., Long, Q., Malone, P. S., Oburu, P., Pastorelli, C., Skinner, A. T., Sorbring, E., Steinberg, L., Tapanya, S., Uribe Tirado, L. M., Yotanyamaneewong, S., Alampay, L. P., Al-Hassan, S. M., Bacchini, D., & Chang, L. (2020). Opportunities and peer support for aggression and delinquency during adolescence in nine countries. New Directions for Child and Adolescent Development, 2020(172), 73-88.
Link to published article >- Opportunities, Support, and Sanctions - youth report: Wave 5 Wave 7 Wave 8 , Youth
- Child Behavior Checklist - Youth: Wave 5 Wave 7 Wave 8 , Youth
- Family/Participant Information Form: Wave 5 , Parent

