“…Based on our previous studies, we collected data on several relevant sociodemographic characteristics including participants' gender (male or female), academic discipline (science, engineering, agriculture, or medicine), family structure (nuclear, single-parent, or large), self-perceived family socioeconomic status (high, middle, or low), only child (yes or no), character (outgoing, moderate, or introvert), and number of friends. For example, gender differences were noted in the relationship between experienced CSA and aggressive behavior, and the link tended to be stronger for women than for men (Norton-Baker et al, 2019). These variables have been shown to influence murderous behaviors; they were thus included as covariates in the analyses (for details, see Supplemental Table 3).…”