1,475 research outputs found

    Management of content development and subject engagement through an arts matrix model: A case study

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    From 2007 - 2009, Kansas State University Libraries (K-State Libraries) committed to strategically assess and redevelop their organizational structure. The Libraries’ Strategic Plan and position redistributions commenced in 2007 and 2009 respectively, with adjustments in 2010 to accommodate the university’s “K-State 2025” Strategic Plan. Together, these plans changed the roles of former subject librarians, dividing and transferring responsibilities for outreach, reference, instruction, and collection development. Among the more significant changes was the creation of departments devoted to patron groups, rather than specific academic disciplines. Illustrating how the reorganization changed the roles of traditional library services, this chapter will outline the responsibilities of three librarian positions: Undergraduate and Community Services, Faculty and Graduate Services, and Content (collection) Development. The librarians are also founding members of the K-State Libraries Arts Matrix, an ad hoc team operating within the new organization to enhance communication and expand subject expertise in the visual and performing arts. These transitions presented both opportunities for engagement and specialization, and challenges to communication and subject identity. These issues are addressed, including solutions offered by the matrix model. Although this study is limited by the neoteric existence of this model, and lack of precedents for comparison, K-State Libraries’ example may offer a viable model for institutions adapting to fiscal realities. Additionally, matrices may supplement the traditional subject librarian model for those seeking to enhance engagement and collaboration. This chapter offers further insight into a strategic planning process, as well as a transparent, inclusive strategy for librarians adjusting to organizational change

    Do Triarchic Psychopathy Components of New Zealand High-Risk Parolees Predict Probation Officer Relationship Quality, Quality of Life on Parole, and Recidivism?

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    The Triarchic Psychopathy Measure (TriPM) is a self-report scale based on the Triarchic Model that has been little used in research in the criminal justice system. We sought to examine associations between pre-release TriPM components, probation officer relationships, and parolee quality of life, both measured after 2 months in the community, and reconviction 12 months after release. Using data from 234 New Zealand male high-risk prisoners, we tested four multivariate models each across three timepoints. Pre-release, we found Boldness was not predictive, but Meanness predicted poorer relationship quality after 2 months, both from probation officer and parolee perspectives, with the former in turn predicting reconviction within 12 months. Disinhibition predicted 12-month recidivism regardless of relationship quality or external life circumstances. This relationship to recidivism was partially explained in the final model which linked Disinhibition and poorer subjective wellbeing, with the latter in turn predicting recidivism

    On Measuring the Infrared Luminosity of Distant Galaxies with the Space Infrared Telescope Facility

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    The Space Infrared Telescope Facility (SIRTF) will revolutionize the study of dust-obscured star formation in distant galaxies. Although deep images from the Multiband Imaging Photometer for SIRTF (MIPS) will provide coverage at 24, 70, and 160 micron, the bulk of MIPS-detected objects may only have accurate photometry in the shorter wavelength bands due to the confusion noise. Therefore, we have explored the potential for constraining the total infrared (IR) fluxes of distant galaxies with solely the 24 micron flux density, and for the combination of 24 micron and 70 micron data. We also discuss the inherent systematic uncertainties in making these transitions. Under the assumption that distant star-forming galaxies have IR spectral energy distributions (SEDs) that are represented somewhere in the local Universe, the 24 micron data (plus optical and X-ray data to allow redshift estimation and AGN rejection) constrains the total IR luminosity to within a factor of 2.5 for galaxies with 0.4 < z < 1.6. Incorporating the 70 micron data substantially improves this constraint by a factor < 6. Lastly, we argue that if the shape of the IR SED is known (or well constrained; e.g., because of high IR luminosity, or low ultraviolet/IR flux ratio), then the IR luminosity can be estimated with more certainty.Comment: 4 pages, 3 figures (2 in color). Accepted for Publication in the Astrophysical Journal Letters, 2002 Nov

    Controlled Postpartum-Newborn Simulation With Objective Evaluation Exchanged for Clinical Learning

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    Background: Simulation is a widely used teaching strategy. A paucity of evidence exist about evaluating acquisition of formal knowledge gained from simulation participation. This study compared practicing simulated assessments in the CSLC to practice in the clinical setting plus simulation, high/low level of student performance, and evaluated performance. Study variables were assessment, intervention, and critical thinking. Methods: Non-equivalent comparison group, post-test only quasi-experimental. 80 undergraduate nursing students individually demonstrated assessments while trained observer scored performance. Students provided written response to 7 questions before debriefing. T-tests, ANOVA, and MANOVA compared scores between the two groups. An outlier analysis operationalized high /low student performance. 92 points on both simulations equated to competent performance; lower scores required remediation. Results: No significant differences between the two groups on three study variables. A significant correlation found between postpartum and newborn psychomotor skills in high and low performing students. Average simulation performance score was 83 points. Conclusion: Well-designed simulation can be exchanged for learning in clinical, identify underperforming students, and evaluate performance qualit

    Spitzer Observations of Red Galaxies: Implication for High-Redshift Star Formation

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    My colleagues and I identified distant red galaxies (DRGs) with J-K>2.3 mag in the GOODS-S field. These galaxies reside at z~1-3.5, (=2.2) and based on their ACS (0.4-1 micron), ISAAC (1-2.2 micron), and IRAC (3-8 micron) photometry, they typically have inferred stellar masses > 10^11 solar masses. Interestingly, more than 50% of these objects have 24 micron flux densities >50 micro-Jy. Attributing the IR emission to star-formation implies SFRs of \~100-1000 solar masses per year. As a result, galaxies with stellar masses >10^11 solar masses have specific SFRs equal to or exceeding the global value at z~1.5-3. In contrast, galaxies with >10^11 solar masses z~0.3-0.75 have specific SFRs less than the global average, and more than an order of magnitude lower than that for massive DRGs at z~1.5-3. Thus, the bulk of star formation in massive galaxies is largely complete by z~1.5. The red colors and large inferred stellar masses in the DRGs suggest that much of the star formation in these galaxies occurred at redshifts z>5-6. Using model star-formation histories that match the DRG colors and stellar masses at z~2-3, and measurements of the UV luminosity density at z>5-6, we consider what constraints exist on the stellar initial mass function in the progenitors of the massive DRGs at z~2-3.Comment: To appear in the proceedings of UC Irvine May 2005 workshop on "First Light & Reionization", eds. E. Barton & A. Cooray, New Astronomy Reviews. 10 pages, 5 figure

    Distribution of thermophilic endospores in a temperate estuary indicate that dispersal history structures sediment microbial communities

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    Endospores of thermophilic bacteria are found in cold and temperate sediments where they persist in a dormant state. As inactive endospores that cannot grow at the low ambient temperatures, they are akin to tracer particles in cold sediments, unaffected by factors normally governing microbial biogeography (e.g., selection, drift, mutation). This makes thermophilic endospores ideal model organisms for studying microbial biogeography since their spatial distribution can be directly related to their dispersal history. To assess dispersal histories of estuarine bacteria, thermophilic endospores were enriched from sediments along a freshwater‐to‐marine transect of the River Tyne in high temperature incubations (50°C). Dispersal histories for 75 different taxa indicated that the majority of estuarine endospores were of terrestrial origin; most closely related to bacteria from warm habitats associated with industrial activity. A subset of the taxa detected were marine derived, with close relatives from hot deep marine biosphere habitats. These patterns are consistent with the sources of sediment in the River Tyne being predominantly terrestrial in origin. The results point to microbial communities in estuarine and marine sediments being structured by bi‐directional currents, terrestrial run‐off and industrial effluent as vectors of passive dispersal and immigration

    Star Formation and the Growth of Stellar Mass

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    Recent observations have demonstrated a significant growth in the integrated stellar mass of the red sequence since z=1, dominated by a steadily increasing number of galaxies with stellar masses M* < 10^11 M_sun. In this paper, we use the COMBO-17 photometric redshift survey in conjunction with deep Spitzer 24 micron data to explore the relationship between star formation and the growth of stellar mass. We calculate `star formation rate functions' in four different redshift slices, splitting also into contributions from the red sequence and blue cloud for the first time. We find that the growth of stellar mass since z=1 is consistent with the integrated star formation rate. Yet, most of the stars formed are in blue cloud galaxies. If the stellar mass already in, and formed in, z<1 blue cloud galaxies were to stay in the blue cloud the total stellar mass in blue galaxies would be dramatically overproduced. We explore the expected evolution of stellar mass functions, finding that in this picture the number of massive M* > 3x10^10 M_sun blue galaxies would also be overproduced; i.e., most of the new stars formed in blue cloud galaxies are in the massive galaxies. We explore a simple truncation scenario in which these `extra' blue galaxies have their star formation suppressed by an unspecified mechanism or mechanisms; simple cessation of star formation in these extra blue galaxies is approximately sufficient to build up the red sequence at M*<10^11 M_sun.Comment: 9 Pages; ApJ in pres
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