Background: Adolescent alcohol use continues to be a critical public health problem with both short- and long-term negative health consequences. Defining oneself in terms of alcohol, a drinking-related identity, has been shown to predict high levels of alcohol use. Because adolescence is the developmental period during which identity development…

Antisocial peer behavior and low parental knowledge of adolescents' activities are key interpersonal risk factors for adolescent substance use. However, how the magnitude of associations between these risk factors and substance use may vary across adolescence remains less well understood. The present study examined the age-varying associations of…

Purpose in life (PIL) promotes positive development and is associated with decreased substance use. However, to our knowledge, researchers have not investigated how different categories of PIL are associated with substance use behavior among youth. Therefore, we sought to explore categories of PIL and how they are related to substance use in a…

This paper serves as an introduction to the special issue of Prevention Science entitled, "Innovations and Applications of Integrative Data Analysis (IDA) and Related Data Harmonization Procedures in Prevention Science." This special issue includes a collection of original papers from multiple disciplines that apply individual-level data…

Prior research has demonstrated both socialization and selection effects for the relationship between antisocial peer affiliation and externalizing problems in adolescence. Less research has evaluated such effects postadolescence. In this study, a cross-lagged panel analysis was used to evaluate the extent of "socialization" (i.e., the…

A developmental cascade model for adolescent substance use beginning in infancy was examined in a sample of children with alcoholic and nonalcoholic parents. The model examined the role of parents' alcohol diagnoses, depression and antisocial behavior in a cascading process of risk via 3 major hypothesized pathways: first, via parental…