42 research outputs found

    The Role of Public Relations in Social Capital and Civic Engagement

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    Public relations scholars have increasingly argued for the broader role of public relations and strategic communication in society (e.g., Taylor, 2010). That is, how can knowledge of public relations be used to make society better rather than simply making organizations more effective? This study examines how different types of public relations and strategic communication efforts contribute to citizens’ social capital and civic engagement. Specifically, this study uses data from the 2010 Pew Internet and American Life Project ‘Social Side of the Internet’ survey to examine the relationship between various strategic communication efforts by social, civic, professional, and religious organizations and individuals’ social capital and civic engagement. Overall, the analyses suggest that organizations’ face-to-face meetings with their members foster interpersonal trust and both social-oriented and private-oriented civic engagement, and that organizations’ strategic communication via social media boosts both social-oriented and private-oriented civic engagement, whereas strategic communication via email, blogs and websites decreases social-oriented civic engagement. Theoretical and practical implications of the findings for the larger role of public relations and strategic communication in social capital and civic engagement are discussed

    The Role of Public Relations in Social Capital

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    Public relations research has traditionally focused on how public relations efforts make organizations more effective. Recently, scholars have argued for the broader role of public relations in society. That is, how can public relations be used to improve society rather than simply making organizations more effective? Existing studies have emphasized the relationship between internal public relations and organizational social capital. Lack of scholarly attention has been paid to how public relations efforts affect citizens’ social capital in general. To fill the gap in this area, this study examines how different types of public relations efforts contribute to citizens’ social capital. Specifically, this study uses data from the 2010 Pew Internet and American Life Project ‘Social Side of the Internet’ survey to examine the influence of public relations efforts by various organizations in individuals’ social capital. Overall, the analyses suggest that organizations’ face-to-face meetings with their members enhance interpersonal trust and civic engagement, and that organizations’ strategic use of social media boosts civic engagement, whereas strategic communication via email, blogs, and websites decreases civic engagement. This study provides empirical evidence and practical implications for the important role of strategic social media use and interpersonal communication in enhancing social capital

    Pathogenesis of adolescent idiopathic scoliosis in girls - a double neuro-osseous theory involving disharmony between two nervous systems, somatic and autonomic expressed in the spine and trunk: possible dependency on sympathetic nervous system and hormones with implications for medical therapy

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    Anthropometric data from three groups of adolescent girls - preoperative adolescent idiopathic scoliosis (AIS), screened for scoliosis and normals were analysed by comparing skeletal data between higher and lower body mass index subsets. Unexpected findings for each of skeletal maturation, asymmetries and overgrowth are not explained by prevailing theories of AIS pathogenesis. A speculative pathogenetic theory for girls is formulated after surveying evidence including: (1) the thoracospinal concept for right thoracic AIS in girls; (2) the new neuroskeletal biology relating the sympathetic nervous system to bone formation/resorption and bone growth; (3) white adipose tissue storing triglycerides and the adiposity hormone leptin which functions as satiety hormone and sentinel of energy balance to the hypothalamus for long-term adiposity; and (4) central leptin resistance in obesity and possibly in healthy females. The new theory states that AIS in girls results from developmental disharmony expressed in spine and trunk between autonomic and somatic nervous systems. The autonomic component of this double neuro-osseous theory for AIS pathogenesis in girls involves selectively increased sensitivity of the hypothalamus to circulating leptin (genetically-determined up-regulation possibly involving inhibitory or sensitizing intracellular molecules, such as SOC3, PTP-1B and SH2B1 respectively), with asymmetry as an adverse response (hormesis); this asymmetry is routed bilaterally via the sympathetic nervous system to the growing axial skeleton where it may initiate the scoliosis deformity (leptin-hypothalamic-sympathetic nervous system concept = LHS concept). In some younger preoperative AIS girls, the hypothalamic up-regulation to circulating leptin also involves the somatotropic (growth hormone/IGF) axis which exaggerates the sympathetically-induced asymmetric skeletal effects and contributes to curve progression, a concept with therapeutic implications. In the somatic nervous system, dysfunction of a postural mechanism involving the CNS body schema fails to control, or may induce, the spinal deformity of AIS in girls (escalator concept). Biomechanical factors affecting ribs and/or vertebrae and spinal cord during growth may localize AIS to the thoracic spine and contribute to sagittal spinal shape alterations. The developmental disharmony in spine and trunk is compounded by any osteopenia, biomechanical spinal growth modulation, disc degeneration and platelet calmodulin dysfunction. Methods for testing the theory are outlined. Implications are discussed for neuroendocrine dysfunctions, osteopontin, sympathoactivation, medical therapy, Rett and Prader-Willi syndromes, infantile idiopathic scoliosis, and human evolution. AIS pathogenesis in girls is predicated on two putative normal mechanisms involved in trunk growth, each acquired in evolution and unique to humans

    Microwave spectro-polarimetry of matter and radiation across space and time

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    From Springer Nature via Jisc Publications RouterHistory: received 2020-07-29, accepted 2021-03-02, registration 2021-03-03, pub-print 2021-06, pub-electronic 2021-07-03, online 2021-07-03Publication status: PublishedAbstract: This paper discusses the science case for a sensitive spectro-polarimetric survey of the microwave sky. Such a survey would provide a tomographic and dynamic census of the three-dimensional distribution of hot gas, velocity flows, early metals, dust, and mass distribution in the entire Hubble volume, exploit CMB temperature and polarisation anisotropies down to fundamental limits, and track energy injection and absorption into the radiation background across cosmic times by measuring spectral distortions of the CMB blackbody emission. In addition to its exceptional capability for cosmology and fundamental physics, such a survey would provide an unprecedented view of microwave emissions at sub-arcminute to few-arcminute angular resolution in hundreds of frequency channels, a data set that would be of immense legacy value for many branches of astrophysics. We propose that this survey be carried out with a large space mission featuring a broad-band polarised imager and a moderate resolution spectro-imager at the focus of a 3.5 m aperture telescope actively cooled to about 8K, complemented with absolutely-calibrated Fourier Transform Spectrometer modules observing at degree-scale angular resolution in the 10–2000 GHz frequency range. We propose two observing modes: a survey mode to map the entire sky as well as a few selected wide fields, and an observatory mode for deeper observations of regions of specific interest

    Examining the Influence of Public Relations Strategies over Facebook on Student Attitude

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    Experimental methods were used to examine the influence of public relations strategies disseminated via Facebook on attitude. Public relations strategies were derived from Hazleton and Long’s (1988) public relations process model. Results indicated that undesirable messages posted on Facebook had the most significant effect on participant attitude, and that using Facebook as a medium did not significantly affect attitude. These findings indicate that message content is important especially with unfamiliar content since the platform itself does not impact attitude

    Effects of Task Evaluation Knowledge and Leadership Style on Employee Attitude Toward a Task

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    Ideally, an employee will attempt to perform a task at his or her best ability in order to complete a work task appropriately. However, there are several factors that affect how an employee approaches a task. Two such factors are the understanding an employee has on how his or her supervisor may evaluate performance of the task and the supervisor\u27s leadership style. This study focuses on the effect task evaluation knowledge (TEK) and different leadership styles have on an employee\u27s attitude toward performing a task. By using a 2x2 (transformational/transactional leadership by limited/increased amount of information communicated) experiment, participants were tested on the degree to which their attitude changes based on TEK and leadership style. Results, based on ANOVA testing and regression analysis, indicated that leadership styles had the most direct effects on a participant\u27s attitude toward a task. Specifically, transformational leadership styles had a positive effect on all attitude measures toward a task while transactional leadership styles had a negative effect on the attitude measures. Also, TEK did not show any significance toward attitudes. Implications of these results for future research on measuring attitudes toward a task in the workplace are provided
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