Michael G. Vaughn, Qiang Fu, Stephen J. Wernet, Matt DeLisi, Kevin M. Beaver, Brian E. Perron, Matthew O. Howard Journal of Criminal Justice http://www.sciencedirect.com/science/article/pii/S0047235211000249 2011 Date Mon, 06/16/2014 - 08:18 AM Research Types Absenteeism Antisocial Behavior Cutting Class Kevin M. Beaver Psychiatric Disorders School School Disengagement