Trajectories of physical aggression from toddlerhood to middle childhood : predictors, correlates, and outcomes / NICHD Early Child Care Research Network ; with commentary by William F. Arsenio.

Abstract
Introduction
Method and data analysis
Person-centered trajectories of physical aggression
Predictors of aggression trajectories
Person-centered aggression trajectories and third grade outcomes
Variable- and person-centered analyses of physical aggression compared
Discussion
References
Acknowledgments
Commentary. The stability of young children's physical aggression: relations with child care, gender, and aggression subtypes / William F. Arsenio.