293 research outputs found

    Emotional Dysregulation and Borderline Personality Disorder: Explaining the Link between Secondary Psychopathy and Alexithymia

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    Research explaining the overlap between psychopathy and alexithymia is in its infancy. A study by Lander, Lutz-Zois, Rye, and Goodnight (2012) revealed a significant positive correlation between secondary, but not primary, psychopathy and alexithymia. However, little is known about what accounts for this differential association. Because both alexithymia (Webb & McMurran, 2008) and secondary psychopathy (Blackburn, 1996) have been linked to Borderline Personality Disorder (BPD), the current study sought to determine if emotional processing deficits characteristic of BPD could explain the link between secondary psychopathy and alexithymia. The results supported the hypothesis that BPD would mediate the association between secondary psychopathy and alexithymia. Implications, limitations, and future directions are discussed

    Cytokine receptor expression in human lymphoid tissue: analysis by fluorescence microscopy

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    A highly-sensitive flourescence method, capable of detecting cytokine receptors present at low concentrations (around I DO molecules per cell) by flow cytometry, was adapted for use on tissue sections. This method was used to examine the expression of several cytokine receptors in lymphoid ti ss ues. lL-2 receptors were distributed broadly, with higher concentrations in T cell areas. lL-1 receptor Type I was detected in T cell areas and in the follicular mantle, and was strongly expressed on vasc ular endothelium. IL-6 receptor was found at very low concentration, both within and outside germinal centres. The gp 130 molecule, which is involved in the functional receptor complex for IL-6 and several other cytokines, was present at higher concentrations, particularly in the germinal centre. Analysis of receptor expression in secondary lymphoid tissue provides evidence bearing on the physiological roles of cytokines, as these tissues contain cells at various stages of physiological activation located in well-defined functional zones.Heddy Zola, Jodie Ridings, Helen Weedon, Michael Fusco, Roger W. Byard, Peter J. Macardl

    An Examination of Gender Differences in the Construct Validity of the Silencing the Self Scale

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    Jack’s (1991) theory of self-silencing was originally designed to explain higher rates of depression in women in comparison to men. However, research finding that men score equal or even higher than women on measures of self-silencing has led theorists to speculate that self-silencing tendencies may be driven by different motivations and have different consequences for women versus men (Jack & Ali, 2010). Using a sample of 247 college students, we examined gender differences in the construct validity of the Silencing the Self Scale (STSS; Jack & Dill, 1992). We hypothesized that women would score higher on the Externalized Self-Perception subscale, but not in the other three subscales. Gender differences in the relationship between the STSS subscales and theoretically relevant constructs were also explored. The results indicated that women on average scored higher than men on the Externalized Self-Perception subscale, whereas men scored higher on the Care as Self-Sacrifice subscale. Further, there was a significant Gender × Care as Self-Sacrifice subscale interaction in the prediction of depression, such that this subscale was negatively correlated to depression in men and uncorrelated in women. These results clarify how self-silencing might translate into different mental health outcomes for women and men. Highlights: As hypothesized, women scored higher on the Externalized Self-Perception subscale of the STSS. * We examined Gender × Subscale interactions in prediction of theoretically-relevant constructs. * The Gender × Care as Self-Sacrifice subscale interaction significantly predicted depression

    UUnderstanding Program Engagement and Attrition in Child Abuse Prevention

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    Engaging and retaining families is a common challenge when serving families at high risk. McCurdy and Daro’s (2001) Integrated Theory of Parental Involvement (ITPI) proposes factors that impact engagement and retention in services. While several studies have found varying family demographic and risk factors to be associated with family engagement in home-based services, (withheld citation for purpose of review) identified program and provider characteristics that predicted engagement and retention (withheld citation for purpose of review). Specifically, SafeCare (SC) had greater enrollment (4 times) and retention (8.5 times) rates than services as usual (SAU), likely due to SC’s skill-based approach targeting desired topics. As a follow-up to this quantitative study, we conducted separate focus groups with parents who engaged and who failed to engage in SC (N= 16) and SAU (N=18). Provider characteristics (e.g., caring, experienced with children, nonjudgmental) was the strongest themes for engagement across groups. Program and provider flexibility and providers’ persistent support for parents despite life chaos facilitated retention. Results suggest that provider characteristics and program approach are key in engagement of families in home-based services. These results suggest expansion of the ITPI to address social context. Results suggestfocusing on specific provider characteristics and program approach for work force and program development to increase program engagement and decrease attrition

    Does the host match the content? A taxonomical update on online consumption communities

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    This article proposes a taxonomy of online consumption communities in order to address this rather ambiguously conceptualised research field. Specifically, intercommunity differences are investigated with regard to how content focus (brand vs activity) and its congruency with the type of host (doubled vs mixed) affect consumers’ posting behaviour. Based on an online survey (n = 888), a series of regressions of various benefits on posting behaviour supports the usability of the proposed taxonomy. In particular, social benefits had the strongest effect on consumers’ posting behaviour across all communities, while the effects of functional, altruistic and sharing benefits varied in significance and direction of influence when accounting for the different community characteristics. These findings help marketing managers to design online communities and motivate consumers to contribute. © 2015, Westburn Publishers Ltd

    Project overview and update on WEAVE: the next generation wide-field spectroscopy facility for the William Herschel Telescope

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    We present an overview of and status report on the WEAVE next-generation spectroscopy facility for the William Herschel Telescope (WHT). WEAVE principally targets optical ground-based follow up of upcoming ground-based (LOFAR) and space-based (Gaia) surveys. WEAVE is a multi-object and multi-IFU facility utilizing a new 2-degree prime focus field of view at the WHT, with a buffered pick-and-place positioner system hosting 1000 multi-object (MOS) fibres, 20 integral field units, or a single large IFU for each observation. The fibres are fed to a single spectrograph, with a pair of 8k(spectral) x 6k (spatial) pixel cameras, located within the WHT GHRIL enclosure on the telescope Nasmyth platform, supporting observations at R~5000 over the full 370-1000nm wavelength range in a single exposure, or a high resolution mode with limited coverage in each arm at R~20000. The project is now in the final design and early procurement phase, with commissioning at the telescope expected in 2017.Comment: 11 pages, 11 Figures, Summary of a presentation to Astronomical Telescopes and Instrumentation 201

    Hybrid type 1 randomized controlled trial of a tablet-based application to improve quality of care in child mental health treatment

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    The quality of child mental health care is highly variable in community practice settings. Innovative technology-based solutions may be leveraged to improve quality of care and, in turn, treatment outcomes. This is a protocol paper that describes an innovative study design in which we rigorously evaluate the effectiveness of a tablet-assisted intervention, Supporting Providers and Reaching Kids (SPARK). SPARK consists of a collection of interactive games and activities that are designed to improve provider fidelity and child engagement in evidence-based psychotherapies. The methodology also allows us to explore the implementation and sustainability of a technology-enhanced intervention in more than two dozen community practice settings. This paper includes a description and justification for sample selection and recruitment procedures, selection of assessment measures and methods, design of the intervention, and statistical evaluation of critical outcomes. Novel features of the design include the tablet-based toolkit approach that has strong applicability to a range of child mental health interventions and the use of a hybrid type 1 effectiveness-implementation trial that allows for the simultaneous investigation of the effectiveness of the intervention and the implementation context. Challenges related to the implementation of a technology-enhanced intervention in existing mental health clinics are discussed, as well as implications for future research and practice

    “PMA Sounds Fun”: Negotiating Drug Discourses Online

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    In 2007, a young woman, Annabel Catt, died after consuming a capsule sold as “ecstasy” that contained para-methoxyamphetamine. In this paper, we describe how this death was depicted in online drug-user communities and illustrate how the meanings of drug use are negotiated in online settings. News articles, public online discussions, and online fieldwork formed the data. This paper demonstrates how dominant drug discourses may be resisted by drug users, drawing on theories of health resistance and Kane Race’s concept of counter public health. Online environments may offer ways of engaging people who use drugs that acknowledge both pleasure and safety. The study’s limitations are noted

    Borderline Personality Disorder Symptoms in College Students: The Complex Interplay between Alexithymia, Emotional Dysregulation and Rumination.

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    Both Emotional Cascade Theory and Linehan's Biosocial Theory suggest dysregulated behaviors associated with Borderline Personality Disorder (BPD) emerge, in part, because of cycles of rumination, poor emotional recognition and poor emotion regulation. In this study we examined relationships between rumination, alexithymia, and emotion regulation in predicting dysregulated behaviors associated with BPD (e.g. self-harm, substance use, aggression), and explored both indirect and moderating effects among these variables. The sample comprised 2261 college students who completed self-report measures of the aforementioned constructs. BPD symptoms, stress, family psychological illness, and alexithymia exerted direct effects on behaviors. Symptoms had an indirect effect on behaviors through rumination, alexithymia and emotional dysregulation. In addition, the relationship between symptoms and dysregulated behaviors was conditional on level of rumination and alexithymia. Implications for early identification and treatment of BPD and related behaviors in college settings are discussed
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