23 research outputs found

    Articles of Faith: Freedom of Expression and Religious Freedom in Contemporary Multiculture

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    This article examines the relationship between freedom of religion and freedom of speech and expression within contemporary multicultural liberal democracies. These two fundamental human rights have increasingly been seen, in public and political discourse, in terms of tension if not outright opposition, a view reinforced by the Charlie Hebdo killings in January 2015. And yet in every human rights charter they are proximate to one another. This essay argues that this adjacency is not coincidental, that it has a history and that, in illuminating this history, it is possible to explore how the contemporary framing of these two rights as being in opposition has come about. Looking back to the framing of the First Amendment of the US Constitution, the essay offers an historical perspective that, in turn, facilitates a reappraisal and re-evaluation of these two liberties that is the necessary, albeit insufficient, predicate to the task of addressing the problematic of multicultural ‘crisis' in the contemporary liberal democracies of Western Europe, North America and Australasia, in which the presence of certain religious communities (Muslims, in particular) and the role of religion in public and political life more generally (and, conversely, of secularism) has assumed a central importance

    Earth tempering of ventilation air

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    1 online resource (PDF, 12 pages)This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu

    Reaching for the stars – JWST/NIRSpec spectroscopy of a lensed star candidate at z = 4.76

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    We present JWST/NIRSpec observations of a highly magnified star candidate at a photometric redshift of zphot ≃ 4.8, previously detected in JWST/NIRCam imaging of the strong lensing (SL) cluster MACS J0647+7015 (z = 0.591). The spectroscopic observation allows us to precisely measure the redshift of the host arc at zspec = 4.758 ± 0.004, and the star’s spectrum displays clear Lyman- and Balmer-breaks commensurate with this redshift. A fit to the spectrum suggests a B-type super-giant star of surface temperature  K with either a redder F-type companion (⁠ K) or significant dust attenuation (AV ≃ 0.82) along the line of sight. We also investigate the possibility that this object is a magnified young globular cluster rather than a single star. We show that the spectrum is in principle consistent with a star cluster, which could also accommodate the lack of flux variability between the two epochs. However, the lack of a counter image and the strong upper limit on the size of the object from lensing symmetry, r â‰Č 0.5 pc, could indicate that this scenario is somewhat less likely – albeit not completely ruled out by the current data. The presented spectrum seen at a time when the Universe was only ∌1.2 Gyr old showcases the ability of JWST to study early stars through extreme lensing

    Reaching for the stars -- JWST/NIRSpec spectroscopy of a lensed star candidate at z=4.76z=4.76

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    We present JWST/NIRSpec observations of a highly magnified star candidate at a photometric redshift of zphot≃4.8z_{\mathrm{phot}}\simeq4.8, previously detected in JWST/NIRCam imaging of the strong lensing (SL) cluster MACS J0647+7015 (z=0.591z=0.591). The spectroscopic observation allows us to precisely measure the redshift of the host arc at zspec=4.758±0.004z_{\mathrm{spec}}=4.758\pm0.004, and the star's spectrum displays clear Lyman- and Balmer-breaks commensurate with this redshift. A fit to the spectrum suggests a B-type super-giant star of surface temperature Teff,B≃15000T_{\mathrm{eff,B}}\simeq15000 K with either a redder F-type companion (Teff,F≃6250T_{\mathrm{eff,F}}\simeq6250K) or significant dust attenuation (AV≃0.82A_V\simeq0.82) along the line of sight. We also investigate the possibility that this object is a magnified young globular cluster rather than a single star. We show that the spectrum is in principle consistent with a star cluster, which could also accommodate the lack of flux variability between the two epochs. However, the lack of a counter image and the strong upper limit on the size of the object from lensing symmetry, râ‰Č0.5r\lesssim0.5 pc, could indicate that this scenario is somewhat less likely -- albeit not completely ruled out by the current data. The presented spectrum seen at a time when the Universe was only ∌1.2\sim1.2 Gyr old showcases the ability of JWST to study early stars through extreme lensing.Comment: Accepted for publication in MNRAS letters. v2 updated to match the published versio

    A critical review of the research literature on Six Sigma, Lean and StuderGroup's Hardwiring Excellence in the United States: the need to demonstrate and communicate the effectiveness of transformation strategies in healthcare

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    <p>Abstract</p> <p>Background</p> <p>U.S. healthcare organizations are confronted with numerous and varied transformational strategies promising improvements along all dimensions of quality and performance. This article examines the peer-reviewed literature from the U.S. for evidence of effectiveness among three current popular transformational strategies: Six Sigma, Lean/Toyota Production System, and Studer's Hardwiring Excellence.</p> <p>Methods</p> <p>The English language health, healthcare management, and organizational science literature (up to December 2007) indexed in Medline, Web of Science, ABI/Inform, Cochrane Library, CINAHL, and ERIC was reviewed for studies on the aforementioned transformation strategies in healthcare settings. Articles were included if they: appeared in a peer-reviewed journal; described a specific intervention; were not classified as a pilot study; provided quantitative data; and were not review articles. Nine references on Six Sigma, nine on Lean/Toyota Production System, and one on StuderGroup meet the study's eligibility criteria.</p> <p>Results</p> <p>The reviewed studies universally concluded the implementations of these transformation strategies were successful in improving a variety of healthcare related processes and outcomes. Additionally, the existing literature reflects a wide application of these transformation strategies in terms of both settings and problems. However, despite these positive features, the vast majority had methodological limitations that might undermine the validity of the results. Common features included: weak study designs, inappropriate analyses, and failures to rule out alternative hypotheses. Furthermore, frequently absent was any attention to changes in organizational culture or substantial evidence of lasting effects from these efforts.</p> <p>Conclusion</p> <p>Despite the current popularity of these strategies, few studies meet the inclusion criteria for this review. Furthermore, each could have been improved substantially in order to ensure the validity of the conclusions, demonstrate sustainability, investigate changes in organizational culture, or even how one strategy interfaced with other concurrent and subsequent transformation efforts. While informative results can be gleaned from less rigorous studies, improved design and analysis can more effectively guide healthcare leaders who are motivated to transform their organizations and convince others of the need to employ such strategies. Demanding more exacting evaluation of projects consultants, or partnerships with health management researchers in academic settings, can support such efforts.</p

    Sex, Drink, and State Anxieties: Governance Through the Gay Bar

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    Gay bars have been central to the social and cultural geography of queer folk throughout the twentieth century. In North America, Liquor Control Boards have been important in governing homosexuality. In order to explore the spatial governance of homosexuals, this paper uses a Foucauldian governmentality perspective to analyze data from Washington State Liquor Control Board (WSLCB) enforcement and hearing files between 1934 and 1971. While the WSLCB governed heteronormatively, it did so with a relatively light touch through the deployment and selective enforcement of often vague administrative rules. Adherence to the rules, meanwhile, relied upon an ability and willingness to understand authorities’ intentions and imaginations and to self-govern accordingly. Gay bars were somewhat privileged vis-à-vis neighboring straight bars, due to the unintended consequences of certain state practices, a desire by state authorities to closet homosexuality generally, and a propensity for self-governance on the parts of gay bar owners, managers, and patrons. Our findings add nuance to work on Foucauldian studies in geography, work on licensing and regulation, and urban gay histories

    JWST/NIRCam Probes Young Star Clusters in the Reionization Era Sunrise Arc

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    Star cluster formation in the early universe and its contribution to reionization remains largely unconstrained to date. Here we present JWST/NIRCam imaging of the most highly magnified galaxy known at z ∌ 6, the Sunrise arc. We identify six young massive star clusters (YMCs) with measured radii spanning from ∌20 down to ∌1 pc (corrected for lensing magnification), estimated stellar masses of ∌106–7 M⊙, and ages of 1–30 Myr based on SED fitting to photometry measured in eight filters extending to rest frame 7000 Å. The resulting stellar mass surface densities are higher than 1000 M⊙ pc−2 (up to a few 105 M⊙ pc−2), and their inferred dynamical ages qualify the majority of these systems as gravitationally bound stellar clusters. The star cluster ages map the progression of star formation along the arc, with two evolved systems (≳10 Myr old) followed by very young clusters. The youngest stellar clusters (1000 Å rest frame and are hosted in a 200 pc sized star-forming complex. Such a region dominates the ionizing photon production with a high efficiency. A significant fraction of the recently formed stellar mass of the galaxy (10%–30%) occurred in these YMCs. We speculate that such sources of ionizing radiation boost the ionizing photon production efficiency, which eventually carves ionized channels that might favor the escape of Lyman continuum radiation. The survival of some of the clusters would make them the progenitors of massive and relatively metal-poor globular clusters in the local universe
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