2013. “Examining the Genetic and Environmental Influences on Self-Control and Delinquency: Results from a Genetically Informative Analysis of Sibling Pairs” Journal of Interpersonal Violence.
2013. “Genetic and Environmental Contributions to Stability and Change in Levels of Self-Control” Journal of Criminal Justice.
2013. “The Genetic and Environmental Architecture to the Stability of IQ: Results from two Independent Samples of Kinship Pairs” Intelligence.
2011. “Psychopathic Personality Traits, Genetic Risk, and Gene-Environment Correlations” Criminal Justice and Behavior.