Youth Psychopathic Traits Inventory (YPI)
The Youth Psychopathic Traits Inventory (YPI; Andershed et al. 2002) is a 50 item self-report paper and pencil questionnaire which utilizes a Likert format to assess psychopathic traits in youth, ages 12–20.
In order to better understand and prevent antisocial behavior in youth populations, Andershed et al. (2002) developed the YPI with the goal of identifying at risk youths by assessing their likelihood for illicit, insistent, and potentially violent behaviors. These researchers recognized that many youths experiment with antisocial actions, but separating out those who were at highest risk for more persistent antisocial behaviors would allow for proactive intervention and prevention efforts as well as more tailored treatments. According to the personality pattern they outlined, those experiencing psychopathy often have “an arrogant, deceitful interpersonal style, involving manipulation, dishonesty, grandiosity, and glibness” (Andershed et al. 2002). The YPI...
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