He earned his PhD in sociology at the University of Washington in 2006. His research is concerned with crime and delinquency, peer processes, romantic relationships, and social networks. The American Society of Criminology has recognized Dr. Kreager’s work with three major distinctions: 2004 Gene Carte Student Paper Award, 2006 Outstanding Article Award, and 2011 Ruth Shonle Cavan Young Scholar Award. His research has been published in the American Sociological Review, Criminology, and Social Problems, and it has been funded by NIH, NSF, and the William T. Grant Foundation.