“…Right prefrontal and bilateral medial prefrontal pathology may be linked to emotional regulation difficulties or cognitive deficits in attribution or coping while the anterior insular is linked to empathy. - A recent systematic review showed a link between narcissism and aggression and violence in both nonclinical and clinical samples (Lambe, Hamilton‐Giachritsis, Garner, & Walker, ). Similarly, a meta‐analysis support the association of narcissism with aggression in response to provocation, especially in those with high entitlement or vulnerable narcissism features (Rasmussen, ).
- The negative interpersonal impact of NPD individuals on others has recently been supported by empirical studies (Day, Bourke, Townsend, & Grenyer, 2019) and led to a proliferation of self‐help books for those involved in romantic (Behary, ; Malkin, 2015; McBride, ) parent–child (Brown, ; McBride, ) and work relationships (DuBrin, ; Eddy & DiStefano, ; Malkin, ) with NPD individuals.
- Research on test profile configurations (e.g., MMPI‐2‐RF) can assist the self‐report assessment of NPD (e.g., Anderson et al, ; Sellbom, Smid, De Saeger, Smit, & Kamphuis, ; Sellbom & Smith, ).
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