class). Increased exposure to interparental conflict between 1.5 and 3 years uniquely predicted membership in the escalating compared with the prosocial group, whereas prosocial and escalating children did not differ in positive parent-child interactions in toddlerhood. Children in the escalating class demonstrated typical psychological functioning relative to prosocial children, and both outperformed chronically aggressive youth. These findings highlight the need to move beyond a singular deficit-model to consider alternative pathways by which socially skilled children may develop aggressive tendencies. (PsycINFO Database Record (c) 2019 APA, all rights reserved).