Kevin M. Beaver, Chris L. Gibson, Wesley G. Jennings, Jeffrey T. Ward Biodemography and Social Biology http://www.tandfonline.com/doi/abs/10.1080/19485560903054689#.U2ERtMfUtss 2009 Date Wed, 06/18/2014 - 07:40 PM Research Types ADD Health Adolescence Delinquency Gene X Environment Interaction Kevin M. Beaver Religion