A Multivariate Analysis of the Pathological Narcissism Inventory’s Nomological Network

Author(s):  
Elizabeth A. Edershile ◽  
Leonard Simms ◽  
Aidan G.C. Wright

The Pathological Narcissism Inventory (PNI; Pincus et al., 2009) has enjoyed widespread use in the study of the narcissism. However, questions have been raised about whether the PNI’s grandiosity scale adequately captures narcissistic grandiosity as well as other popular measures do. Specifically, some have noted that PNI grandiosity shows a pattern of external associations that diverges from patterns for narcissistic grandiosity predicted by experts, and is more similar to the predictions for the vulnerability scale than is desirable. Previous research driving these critiques has relied on patterns of zero-order correlations to examine the nomological networks of these scales. The present study reexamines the nomological networks of PNI grandiosity and vulnerability scales using hierarchical regression. Results indicate that once accounting for overlapping variance of vulnerability and grandiosity, the unique variance in the PNI’s grandiosity scale closely matches contemporary expert conceptualizations of narcissistic grandiosity based on expected associations with other personality variables.

2020 ◽  
Vol 36 (4) ◽  
pp. 670-680 ◽  
Author(s):  
Bojana M. Dinić ◽  
Aleksandar Vujić

Abstract. The aim of this research was to explore measurement invariance across samples from Serbia and the USA (Study 1) and to further validate the Serbian adaptation of the Pathological Narcissism Inventory – PNI (Study 2). The results supported the original seven-factor first-order structure as well as the hierarchical structure of the PNI with Narcissistic grandiosity and vulnerability as the second-order factors. Further, scalar invariance between the two versions of the PNI was achieved. Relations between Narcissistic grandiosity and vulnerability and other measures of grandiose and hypersensitive narcissism supported the validity of their scores. Among HEXACO traits, both Narcissistic grandiosity and vulnerability showed substantial negative correlations with Honesty-Humility. The main distinctions between the two aspects of narcissism lie in the positive relations with Neuroticism and negative relations with self-esteem, both of which are higher for Narcissistic vulnerability. The results support good psychometric properties of the PNI scores and add to the PNI’s cross-cultural validity.


Assessment ◽  
2018 ◽  
Vol 26 (4) ◽  
pp. 619-629 ◽  
Author(s):  
Elizabeth A. Edershile ◽  
Leonard J. Simms ◽  
Aidan G. C. Wright

2018 ◽  
Author(s):  
Elizabeth A. Edershile ◽  
William C. Woods ◽  
Brinkley M. Sharpe ◽  
Michael L Crowe ◽  
Josh Miller ◽  
...  

There is growing interest in understanding the fluctuations in narcissistic grandiosity and vulnerability over time. Momentary data collection is vital in facilitating this new area of inquiry. Two narcissism adjective scales, the Narcissistic Grandiosity Scale and the Narcissistic Vulnerability Scale, have recently been developed for this purpose. In the present study, the validity of these two scales was examined across three different samples. Results indicate that these measures perform well psychometrically at both the momentary and trait-level. In particular, results from the multilevel exploratory factor analyses reveal a clear two-factor structure at both the within- and between-person level. Additional results examining the relationship between these scales and other momentary scales (e.g., the Positive and Negative Affect Schedule) reflect associations in line with contemporary literature. Finally, both of these scales tended to correlate with other dispositional measures at the between-person level in the expected manner, with particularly strong associations with existing narcissism measures (e.g., The Pathological Narcissism Inventory and The Five Factor Narcissism Inventory). Future studies wishing to examine fluctuations in grandiosity and vulnerability should consider using these scales for momentary narcissism assessment.


2021 ◽  
pp. 1-13
Author(s):  
Nicole M. Cain ◽  
Callie Jowers ◽  
Mark Blanchard ◽  
Sharon Nelson ◽  
Steven K. Huprich

Theory and research have consistently shown that pathological narcissism can best be described by 2 phenotypic expressions, narcissistic grandiosity and narcissistic vulnerability. The current study sought to examine the specific types of interpersonal problems reported by those high in narcissistic grandiosity and high in narcissistic vulnerability as well as examine the nomological network associated with these 2 manifestations of narcissism. In a sample of university students who completed self-report measures of pathological narcissism, interpersonal problems, depression, self-esteem, malignant self-regard, self-defeating personality disorder symptoms, and anger, we found that narcissistic grandiosity (<i>n</i> = 108) was associated with one distinct interpersonal profile, for example, being overly intrusive in relationships with others, while narcissistic vulnerability (<i>n</i> = 88) was associated with a wider range of interpersonal problems on the interpersonal circumplex. Using cluster analysis, we found 3 interpersonal subtypes associated with narcissistic vulnerability, an intrusive subtype, a cold subtype, and a socially avoidant subtype. Further examination of group differences showed that the 3 interpersonal subtypes associated with narcissistic vulnerability could also be distinguished based on their experience and expression of anger. This suggests the importance of assessing profiles of interpersonal functioning and anger in narcissistic vulnerability. The clinical implications of our results are discussed.


2018 ◽  
Vol 32 (1) ◽  
pp. 87-108 ◽  
Author(s):  
Sindes Dawood ◽  
Hans S. Schroder ◽  
M. Brent Donnellan ◽  
Aaron L. Pincus

Few studies have examined associations between pathological narcissism and self-harm, but those that do indicate that narcissistic vulnerability (not narcissistic grandiosity) relates to self-harm. The current study extends this literature by investigating how facets of pathological narcissism assessed by the Pathological Narcissism Inventory relate to specific nonsuicidal self-injury (NSSI) behaviors assessed by the Inventory of Statements About Self-Injury using statistical models appropriate for non-normally distributed count data. In a sample of 1,023 undergraduate students, results revealed that facets of both narcissistic vulnerability and narcissistic grandiosity were differentially related to the endorsement and frequency of specific NSSI behaviors and higher-order latent NSSI factors (repetitive and impulsive), even after accounting for levels of borderline pathology. The clinical implications of these results are discussed.


Author(s):  
Louis Diguer ◽  
Valérie Turmel ◽  
Jean Brin ◽  
Thomas Lapointe ◽  
Simon Chrétien ◽  
...  

2009 ◽  
Vol 21 (3) ◽  
pp. 365-379 ◽  
Author(s):  
Aaron L. Pincus ◽  
Emily B. Ansell ◽  
Claudia A. Pimentel ◽  
Nicole M. Cain ◽  
Aidan G. C. Wright ◽  
...  

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