... Publishing Limited Licensed re-use rights only Assessment Dark core of personality Measurement invariance Youth Validation Fundação para a Ciência e a Tecnologia https://doi.org/10.54499/2022.07928.CEECIND/CP1714 This work was supported by the Fundação para a Ciência e a Tecnologia...

.... Corresponding author Pedro Pechorro ppechorro@gmail.com 12 09 2025 15 10 2025 21 10 2025 © 2025 Emerald Publishing Limited 2025 Emerald Publishing Limited Licensed re-use rights only Assessment Measurement invariance Psychopathy Narcissism Sadism Machiavellianism...

... Publishing Limited 2025 Emerald Publishing Limited Licensed re-use rights only Corresponding author Pedro Pechorro ppechorro@gmail.com Assessment Low self-control Psychopathic traits Validation Youth Fundação para a Ciência e a Tecnologia https://doi.org/10.54499/2022.07928...

... by best practice recommendations and informed by a systematic review, the development of the “Rapport-Pro” followed three initial phases: (i) construct identification and item generation, (ii) pretesting and face validity assessment and (iii) expert evaluation and content validity. Following established...

...Pedro Pechorro; Paula Gomide; Matt DeLisi; Mário Simões Purpose Recent developments in the psychometric assessment of youth psychopathic traits suggest that the inclusion of a conduct disorder (CD) factor to the traditional three factors of the psychopathy construct may improve the incremental...

...Catherine Garrington; Peter Chamberlain†; Debra Rickwood; Douglas P. Boer Purpose The purpose of this paper is to summarise the available risk and assessment tools for child abuse material (CAM) offenders. Noting the rise of internet-based offences surrounding CAM, it has been proposed...

... completed measures assessing ego identity status, criminogenic thinking, and the amount of time spent in the presence with other offers. Data were analyzed with a series of hierarchical regressions. Findings Results indicated that active engagement in the psychosocial process of identity development...