Ph.D., Sociology, Pennsylvania State University (2015)
Crime, Law, and Social Control , Quantitative Methods , Social NetworksAdolescent Delinquency and Drug Use , Life Course Criminology
Ragan, Daniel T. 2020. "Similarity between deviant peers: Developmental trends in influence and selection." Criminology, 58(2), 336-369.
Ragan, Daniel T. 2014. "Revisiting 'What They Think': Adolescent Drinking and the Importance of Peer Beliefs," Criminology, 52(3): 488-513
Ragan, Daniel T., D. Wayne Osgood, and Mark E. Feinberg. 2014. "Friends as a Bridge to Parental Influence: Implications for Adolescent Alcohol Use," Social Forces, 92(3):1061-1085.