Psychology

Open Access Peer-reviewed Research Article Natalie Laporte , Andrejs Ozolins, Sofie Westling, Åsa Westrin, Eva Billstedt, Björn Hofvander, Märta Wallinius Published: August 17, 2017 https://doi.org/10.1371/journal.pone.0182258 Abstract Deliberate self-harm behavior (DSH) can have profound effects on a person’s quality of life, and challenges the health care system. Even though DSH has been associated with aggressive interpersonal behaviors, the knowledge on DSH in persons exhibiting such behaviors is scarce. This study aims to (1) specify the prevalence and character of DSH, (2)…

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Open Access Peer-reviewed Research Article Christina M. Pawliczek , Birgit Derntl, Thilo Kellermann, Ruben C. Gur, Frank Schneider, Ute Habel Published: October 18, 2013 https://doi.org/10.1371/journal.pone.0078503 Abstract Antisocial behavior and aggression are prominent symptoms in several psychiatric disorders including antisocial personality disorder. An established precursor to aggression is a frustrating event, which can elicit anger or exasperation, thereby prompting aggressive responses. While some studies have investigated the neural correlates of frustration and aggression, examination of their relation to trait aggression in…

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Open Access Peer-reviewed Research Article Sophie Alshukri , Minna Lyons, Victoria Blinkhorn, Luna Muñoz , Nicholas Fallon Published: July 5, 2024 https://doi.org/10.1371/journal.pone.0306461 Abstract The present study examined whether people higher in psychopathy experienced less self-reported and psychophysiological nociceptive pressure than people lower in psychopathy. We also examined whether psychopathy affects empathy for others’ pain via self-reported and psychophysiological measures. Three hundred and sixty-nine students (18–78 years; M = 26, SD = 9.34) were screened for psychopathic traits using the Youth…

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Open Access Peer-reviewed Research Article Petya Kozhuharova, Hannah Dickson, John Tully, Nigel Blackwood Published: October 29, 2019 https://doi.org/10.1371/journal.pone.0224455 Abstract Background Psychopathy is a personality disorder characterised by two underlying factors. Factor 1 (affective and interpersonal deficits) captures affective deficits, whilst Factor 2 (antisocial and impulsive/disorganised behaviours) captures life course persistent antisocial behaviours. Impaired processing of threat has been proposed as an aetiologically salient factor in the development of psychopathy, but the relationship of this impairment to the factorial structure of…

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Open Access Peer-reviewed Research Article Toon van der Gronde, Maaike Kempes, Carla van El, Thomas Rinne, Toine Pieters Published: October 20, 2014 https://doi.org/10.1371/journal.pone.0110672 Abstract Background With the increased knowledge of biological risk factors, interest in including this information in forensic assessments is growing. Currently, forensic assessments are predominantly focused on psychosocial factors. A better understanding of the neurobiology of violent criminal behaviour and biological risk factors could improve forensic assessments. Objective To provide an overview of the current evidence about…

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