RT Article T1 Hanging Out with the Wrong Crowd? The Role of Unstructured Socializing in Adolescents’ Specialization in Delinquency and Substance Use JF Journal of quantitative criminology VO 37 IS 1 SP 141 OP 177 A1 Hoeben, Evelien A2 Siennick, Sonja E. A2 Osgood, D. Wayne A2 Weerman, Frank M. LA English YR 2021 UL https://krimdok.uni-tuebingen.de/Record/1760898295 AB Despite abundant attention to offending specialization in criminology, scholars have only recently started to explore opportunity-driven explanations for within-individual patterns of specialization. The current study examines whether unstructured socializing with specific friends can explain within-individual changes in adolescents’ degree of specialization in delinquency and substance use. K1 Delinquency versatility K1 Poly-substance use K1 Unstructured socializing K1 Peer influence K1 Adolescence DO 10.1007/s10940-019-09447-4