40 research outputs found

    Statistical strategies for avoiding false discoveries in metabolomics and related experiments

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    Adolescent Communal Narcissism and Peer Perceptions

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    Objective: The present study extended recent work on communal narcissism to a sample of at-risk adolescents. Although narcissism is widely considered an agentic personality construct, Gebauer and colleagues (Gebauer, Sedikides, Verplanken, & Maio, 2012) demonstrated the existence and utility of a communal narcissism construct in adults. The extent to which this variant of narcissism applies to adolescents is not yet known. Because communal narcissism (e.g., feeling that one is the most helpful, is a great influence on others, will bring about world peace) may actually be aversive to others, we investigated the associated self-and peer perceptions of adolescent communal narcissism. Method: Participants were 136 adolescents (104 males, 32 females; 52.2% White, 42.2% Black, 5.6% Other) aged 16-19, who were attending a 22-week residential program together. Participants completed self-report measures of narcissism and interpersonal behavior, as well as a peer nomination procedure. Results: Self-reported communal narcissism was significantly related to self-reported pro-social behavior but was associated with peer-reported aggression, similar to the findings for nonpathological narcissism, which is considered agentic. Conclusions: Adolescent communal narcissism appears to be tied to negative peer perceptions. The implications for understanding the interpersonal consequences of adolescent grandiosity in communal domains are discussed

    Internalizing Problems and Their Impact On the Relation Between Callous-Unemotional Traits, Narcissism, and Aggression

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    Narcissism and callous-unemotional (CU) traits have demonstrated relations with youth aggression across studies. However, different forms of narcissism and internalizing problems may exacerbate the relation between CU traits and aggression. To that end, the current study examined the degree to which interactions among internalizing problems, CU traits, and dimensions of narcissism related to aggression in a sample of 219 adolescents (83.1% males), ages 16-19, enrolled in a military-style residential program. Consistent with previous research, psychopathy-linked narcissism significantly moderated the relation between CU traits and aggression. Addtionally, self-reported aggression was highest among adolescents who endorsed high levels of CU traits, psychopathy-linked narcissism, and internalizing problems. The same pattern of results was not evident for other forms of narcissism. These results suggest that internalizing problems further increase the probability of aggression among adolescents with psychopathic tendencies (i.e., CU traits, psychopathy-linked narcissism). Further implications are discusse

    Internalizing problems and their impact on the relation between callous‐unemotional traits, narcissism, and aggression

    No full text
    Narcissism and callous-unemotional (CU) traits have demonstrated relations with youth aggression across studies. However, different forms of narcissism and internalizing problems may exacerbate the relation between CU traits and aggression. To that end, the current study examined the degree to which interactions among internalizing problems, CU traits, and dimensions of narcissism related to aggression in a sample of 219 adolescents (83.1% males), ages 16-19, enrolled in a military-style residential program. Consistent with previous research, psychopathy-linked narcissism significantly moderated the relation between CU traits and aggression. Addtionally, self-reported aggression was highest among adolescents who endorsed high levels of CU traits, psychopathy-linked narcissism, and internalizing problems. The same pattern of results was not evident for other forms of narcissism. These results suggest that internalizing problems further increase the probability of aggression among adolescents with psychopathic tendencies (i.e., CU traits, psychopathy-linked narcissism). Further implications are discusse

    The Cohesin Release Factor WAPL Restricts Chromatin Loop Extension

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    International audienceHighlights d Hi-C analysis demonstrates that chromatin loop size can be increased genome-wide d The duration with which cohesin embraces DNA determines the length of chromatin loops d Haploid genetics reveals that the SCC2/SCC4 complex promotes loop extension d Cohesin limits the compartmentalization of chromatin within the nucleus Author

    How often do Australians move?

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    The original publication can be found at www.springerlink.comConventional census-based measures of population mobility are conceptually abstruse, ignore multiple moves and obscure the diversity of human migration experience. This paper explores three alternatives and outlines their strengths and limitations. Application of life table techniques to convert transition rates to migration expectancies generates measures that are more readily understood, automatically standardizes for age and enables the timing of mobility to be analysed methodically. Data on movement frequencies and residence duration provide new perspectives indicating substantial chronic mobility and significant differences between frequent movers and long term stayers. A number of simple summary statistics are proposed to supplement transition rates.Martin Bel
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