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Darrick Jolliffe

Publications and source records attributed to Darrick Jolliffe.

2 recordsLinked to original sources

Development and validation of the Basic Empathy Scale.

In developing the Basic Empathy Scale (BES), 40 items measuring affective and cognitive empathy were administered to 363 adolescents in Year 10 (aged about 15). Factor analysis reduced this to a 20-item scale that was administered 1 year later to 357 different adolescents in Year 10 in the same schools. Confirmatory factor analysis verified the two-factor solution. Females scored higher than males on both affective and cognitive empathy. Empathy was positively correlated with intelligence (for females only), extraversion (cognitive empathy only) neuroticism (affective empathy only), agreeableness, conscientiousness (for males only), and openness. Empathy was positively related to parental supervision and socioeconomic status. Adolescents who would help victims of bullying had high empathy.

Adolescent↗

Predictive, concurrent, prospective and retrospective validity of self-reported delinquency.

BACKGROUND: The self-report method is widely used to measure offending. Previous studies suggest that it is generally valid, but that its validity may be lower for blacks than for whites. AIM To assess the validity of self-reported offending in relation to court referrals, and to investigate how it varies with types of offences, sex and race. METHOD: Annual court and self-report data were collected between ages 11 and 17 for eight offences in the Seattle Social Development Project, which is a prospective longitudinal survey of 808 youths. RESULTS: Self-reports predicted future court referrals. Predictive validity was highest for drug offences, for males and for whites, and lowest for females and Asians. The probability of youths with a court referral reporting offences and arrests was highest for drug offences, for males, for whites and for blacks. Retrospective ages of onset agreed best with prospective ages for drug offences, Asians and whites. More Asians than blacks or whites failed retrospectively to report offences that had been reported prospectively. CONCLUSIONS: The validity of self-reports of offending was high, especially for drug offences, for males and for whites. Contrary to prior research, validity was high for black males. It was lowest for Asian females. Sex and race differences in validity held up after controlling for socioeconomic status. Differential validity probability did not reflect police bias.

Adolescent↗