108 research outputs found

    Book Review: Reinventing Organizations: A Guide to Creating Organizations Inspired by the Next Stage in Human Consciousness by Frederic Laloux

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    Reinventing Organizations: A Guide to Creating Organizations Inspired by the Next Stage of Human Consciousness is a terrific book for anyone interesting in learning about democratizing and debureaucratizing organizations while increasing profits and employee satisfaction, engagement, and well-being. Though this sounds unrealistic and perhaps a bit Utopian, author Frederic Laloux’s thorough research and in-depth reportage of various exemplar organizations around the world, demonstrate that it can be done—but not by anybody. Like any evolutionary system, the forefront of enlightened organizational change begins with a few who become the models and create the systems and conditions for others to follow—when they are ready. This fascinating resource will inspire everyone who wants to learn about the successful transformation of what were once stultifying, disempowering, red-tape-riven workplaces that crush the human spirit. In Reinventing Organizations, we finally see there is a way out—toward building truly remarkable achievement oriented organizations that help the human spirit thrive

    Servant Leaders as Change Agents

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    Servant leadership (SL) produces high performance and employee engagement. Non-SL senior leaders lacking business ethics have caused negative outcomes. This study explored the lived experiences of senior leaders’ decision-making in SL organizations. Maslow’s theories, decision theory, spirituality, Cicero’s virtue theory of ethics; SL comprised the theoretical/conceptual foundation. Data collection used purposive sampling of 18 senior leader participants in SL organizations employing Giorgi’s descriptive psychological structures of experiences analysis method. Findings confirmed ethical decision-making in SL organizations. Recommendations included examining CEO ethical leadership and firm performance interrelations and promoting ethical decision-making at all levels. Conclusions supported teamwork as the one structure of experience. Positive social change implications are an ethical capitalism that occurs by building community and SL organizations

    A Phenomenological Investigation of Leader Development and Mindfulness Meditation

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    Regardless of the gap between the demands of the global work environment and the maturity of leaders, minimal research exists on the trend of the practice of mindfulness meditation and the developmental experiences of leaders. Consequently, scholars have little understanding of how an increasing number of leaders experience mindfulness meditation. The purpose of this study was to understand the perceived impact mindfulness meditation had on leader development for 20 manager-leaders who had a regular (at least 3 days a week) mindfulness meditation practice. The primary recruitment strategy included outreach to potential participants affiliated with professionally oriented mindfulness groups on LinkedIn. The main conceptual framework was Day’s conceptualization of leader development. The central research question addressed leaders’ perceptions and experiences of the impact of mindfulness meditation on their development as leaders. A modified Stevick–Colaizzi–Keen data analysis procedure was used in this study. Key results included the identification of 10 core themes and the associated conclusion that leaders who want to contribute solutions to global challenges will have to access more of their potential, which may require engaging in contemplative practices such as mindfulness meditation. The principal recommendation includes the serious consideration of mindfulness meditation by leaders and organizational decision makers of development investments. This study has implications for positive social change, in that a better understanding of how leaders experience mindfulness meditation may provide direction for leaders and organizations about developmental practices that support leadership effectiveness

    Comparative Analyses of Pandemic H1N1 and Seasonal H1N1, H3N2, and Influenza B Infections Depict Distinct Clinical Pictures in Ferrets

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    Influenza A and B infections are a worldwide health concern to both humans and animals. High genetic evolution rates of the influenza virus allow the constant emergence of new strains and cause illness variation. Since human influenza infections are often complicated by secondary factors such as age and underlying medical conditions, strain or subtype specific clinical features are difficult to assess. Here we infected ferrets with 13 currently circulating influenza strains (including strains of pandemic 2009 H1N1 [H1N1pdm] and seasonal A/H1N1, A/H3N2, and B viruses). The clinical parameters were measured daily for 14 days in stable environmental conditions to compare clinical characteristics. We found that H1N1pdm strains had a more severe physiological impact than all season strains where pandemic A/California/07/2009 was the most clinically pathogenic pandemic strain. The most serious illness among seasonal A/H1N1 and A/H3N2 groups was caused by A/Solomon Islands/03/2006 and A/Perth/16/2009, respectively. Among the 13 studied strains, B/Hubei-Wujiagang/158/2009 presented the mildest clinical symptoms. We have also discovered that disease severity (by clinical illness and histopathology) correlated with influenza specific antibody response but not viral replication in the upper respiratory tract. H1N1pdm induced the highest and most rapid antibody response followed by seasonal A/H3N2, seasonal A/H1N1 and seasonal influenza B (with B/Hubei-Wujiagang/158/2009 inducing the weakest response). Our study is the first to compare the clinical features of multiple circulating influenza strains in ferrets. These findings will help to characterize the clinical pictures of specific influenza strains as well as give insights into the development and administration of appropriate influenza therapeutics

    Correlations between in situ denitrification activity and nir-gene abundances in pristine and impacted prairie streams

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    Denitrification is a process that reduces nitrogen levels in headwaters and other streams. We compared nirS and nirK abundances with the absolute rate of denitrification, the longitudinal coefficient of denitrification (i.e., Kden, which represents optimal denitrification rates at given environmental conditions), and water quality in seven prairie streams to determine if nir-gene abundances explain denitrification activity. Previous work showed that absolute rates of denitrification correlate with nitrate levels; however, no correlation has been found for denitrification efficiency, which we hypothesise might be related to gene abundances. Water-column nitrate and soluble-reactive phosphorus levels significantly correlated with absolute rates of denitrification, but nir-gene abundances did not. However, nirS and nirK abundances significantly correlated with Kden, as well as phosphorus, although no correlation was found between Kden and nitrate. These data confirm that absolute denitrification rates are controlled by nitrate load, but intrinsic denitrification efficiency is linked to nirS and nirK gene abundances

    Identified charged hadron production in p+p collisions at sqrt(s)=200 and 62.4 GeV

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    Transverse momentum distributions and yields for π±\pi^{\pm}, K±K^{\pm}, pp and pˉ\bar{p} in p+pp+p collisions at s\sqrt{s}=200 and 62.4 GeV at midrapidity are measured by the PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC). These data provide important baseline spectra for comparisons with identified particle spectra in heavy ion collisions at RHIC. We present the inverse slope parameter TinvT_{\rm inv}, mean transverse momentum and yield per unit rapidity dN/dydN/dy at each energy, and compare them to other measurements at different s\sqrt{s} in p+pp+p and p+pˉp+\bar{p} collisions. We also present the scaling properties such as mTm_T scaling, xTx_T scaling on the pTp_T spectra between different energies. To discuss the mechanism of the particle production in p+pp+p collisions, the measured spectra are compared to next-to-leading-order or next-to-leading-logarithmic perturbative quantum chromodynamics calculations.Comment: 431 authors from 62 institutions, 32 pages, 23 figures, and 18 tables. Submitted to Physical Review C. Plain text data tables for the points plotted in figures for this and previous PHENIX publications are (or will be) publicly available at http://www.phenix.bnl.gov/papers.htm

    HIV-Specific T-Cells Accumulate in the Liver in HCV/HIV Co-Infection

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    BACKGROUND AND AIMS: Hepatitis C Virus (HCV)-related liver disease progresses more rapidly in individuals co-infected with Human Immunodeficiency Virus-1 (HIV), although the underlying immunologic mechanisms are unknown. We examined whether HIV-specific T-cells are identified in the liver of HCV/HIV co-infected individuals and promote liver inflammation through bystander immune responses. METHODS: Ex-vivo intra-hepatic lymphocytes from HCV mono-infected and HCV/HIV co-infected individuals were assessed for immune responses to HIV and HCV antigens by polychromatic flow cytometry. RESULTS: HCV/HIV liver biopsies had similar frequencies of lymphocytes but lower percentages of CD4+ T-cells compared to HCV biopsies. In co-infection, intra-hepatic HIV-specific CD8+ and CD4+ T-cells producing IFN-gamma and TNF-alpha were detected and were comparable in frequency to those that were HCV-specific. In co-infected individuals, viral-specific CD8+ T-cells produced more of the fibrogenic cytokine, TNF-alpha. In both mono- and co-infected individuals, intra-hepatic HCV-specific T-cells were poorly functional compared to HIV-specific T-cells. In co-infection, HAART was not associated with a reconstitution of intra-hepatic CD4+ T-cells and was associated with reduction in both HIV and HCV-specific intra-hepatic cytokine responses. CONCLUSION: The accumulation of functional HIV-specific T-cells in the liver during HCV/HIV co-infection may represent a bystander role for HIV in inducing faster progression of liver disease

    Seafood in Food Security: a call for bridging the terrestrial-aquatic divide

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    The contribution of seafood to global food security is being increasingly highlighted in policy. However, the extent to which such claims are supported in the current food security literature is unclear. This review assesses the extent to which seafood is represented in the recent food security literature, both individually and from a food systems perspective, in combination with terrestrially-based production systems. The results demonstrate that seafood remains under-researched compared to the role of terrestrial animal and plant production in food security. Furthermore, seafood and terrestrial production remain siloed, with very few papers addressing the combined contribution or relations between terrestrial and aquatic systems. We conclude that far more attention is needed to the specific and relative role of seafood in global food security and call for the integration of seafood in a wider interdisciplinary approach to global food system research
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