Translating trait to state assessment: The case of grandiose narcissism
Open Access Peer-reviewed Research Article Fien Heyde , Bart Wille, Evy Kuijpers, Jasmine Vergauwe, Joeri Hofmans Published: May 1, 2023 https://doi.org/10.1371/journal.pone.0284649 Abstract Although interest in within-person variability in grandiose narcissism is growing, measurement tools are lacking that allow studying fluctuations in this personality characteristic in a differentiated manner (i.e., distinguishing narcissistic admiration and rivalry). This study explores whether a measurement approach using the six-item version of the Narcissistic Grandiosity Scale (NGS Rosenthal et al. (2007)) and six additional newly formulated…