The authors point out that family and twin studies have revealed strong genetic influences both for liberal - versus - conservative views and for people's sensitivity to threat. (sciencemag.org)
Results indicated stronger genetic influences on externalizing at lower levels of parental emotional support but higher levels of socioeconomic status; only the latter interaction remained significant when the two moderators were simultaneously modeled. (link.springer.com)
«Almost every trait you look at is under strong genetic influence.» (discovermagazine.com)