Kevin M. Beaver, Eric J. Connolly, Joseph A. Schwartz, Mohammed Said Al-Ghamdi, and Ahmed Nezar Kobeisy Journal of Criminal Justice http://www.sciencedirect.com/science/article/pii/S004723521300069X 2013 Date Sat, 06/14/2014 - 05:05 PM Research Types Environmental Influence Genetic Influence Kevin M. Beaver Kinship Pairs Life Course Self-Control Stability