Separating wheat from chaff in regard to the hyperbole surrounding media coverage about genes for violence, born killers, et cetera provides a launch pad for two experienced behavioral geneticists who have conducted research on aggression and crime with twins, families, and adoptees to provide an essay on the facts and limitations of current knowledge; they conclude that any current threats to jurisprudence lie in perception rather than in empirical facts.
Carey, G., & Gottesman, I. I. (2006). Genes and antisocial behavior: Perceived versus real threats to jurisprudence. In Journal of Law, Medicine and Ethics (Vol. 34, pp. 342–351). https://doi.org/10.1111/j.1748-720X.2006.00039.x