2,252 research outputs found

    An evaluation of Te Rau Puawai workforce 100: Stakeholder perspectives

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    To evaluate the Te Rau Puawai programme, the Ministry of Health commissioned the Maori and Psychology Research Unit of the University of Waikato in July 2001. The overall aim of the evaluation was to provide the Ministry with a clearer understanding of the programme including: the perceived critical success factors, the barriers if any regarding Te Rau Puawai, the impact of the programme, the extent to which the programme may be transferable, gaps in the programme, and suggested improvements. There are a number of stakeholders who do not have a direct role in the provision of Te Rau Puawai. These people are not involved in the day to day running of Te Rau Puawai (as do, for example, the coordinator, support team or academic mentors), nevertheless they play an important role, contributing in a variety of ways to the programme

    Evidence of strategic periodicities in collective conflict dynamics

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    We analyze the timescales of conflict decision-making in a primate society. We present evidence for multiple, periodic timescales associated with social decision-making and behavioral patterns. We demonstrate the existence of periodicities that are not directly coupled to environmental cycles or known ultraridian mechanisms. Among specific biological and socially-defined demographic classes, periodicities span timescales between hours and days, and many are not driven by exogenous or internal regularities. Our results indicate that they are instead driven by strategic responses to social interaction patterns. Analyses also reveal that a class of individuals, playing a critical functional role, policing, have a signature timescale on the order of one hour. We propose a classification of behavioral timescales analogous to those of the nervous system, with high-frequency, or α\alpha-scale, behavior occurring on hour-long scales, through to multi-hour, or β\beta-scale, behavior, and, finally γ\gamma periodicities observed on a timescale of days.Comment: 22 pages, 7 figures, 1 table. Accepted for publication in Journal of the Royal Society Interfac

    Feynman Paths and Weak Values

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    There has been a recent revival of interest in the notion of a 'trajectory' of a quantum particle. In this paper we detail the relationship between Dirac's ideas, Feynman paths and the Bohm approach. The key to the relationship is the weak value of the momentum which Feynman calls a transition probability amplitude. With this identification we are able to conclude that a Bohm 'trajectory' is the average of an ensemble of actual individual stochastic Feynman paths. This implies that they can be interpreted as the mean momentum flow of a set of individual quantum processes and not the path of an individual particle. This enables us to give a clearer account of the experimental two-slit results of Kocsi

    Significant differences in markers of oxidant injury between idiopathic and bronchopulmonary-dysplasia-associated pulmonary hypertension in children

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    While oxidant stress is elevated in adult forms of pulmonary hypertension (PH), levels of oxidant stress in pediatric PH are unknown. The objective of this study is to measure F2-isoprostanes, a marker of oxidant stress, in children with idiopathic pulmonary hypertension (IPH) and PH due to bronchopulmonary dysplasia (BPD). We hypothesized that F2-isoprostanes in pediatric IPH and PH associated with BPD will be higher than in controls. Plasma F2-isoprostanes were measured in pediatric PH patients during clinically indicated cardiac catheterization and compared with controls. F2-Isoprostane levels were compared between IPH, PH due to BD, and controls. Five patients with IPH, 12 with PH due to BPD, and 20 control subjects were studied. Patients with IPH had statistically higher isoprostanes than controls 62 pg/mL (37–210) versus 20 pg/mL (16–27), ). The patients with PH and BPD had significantly lower isoprostanes than controls 15 pg/mL (8–17) versus 20 pg/ml (16–27), . F2-isoprostanes are elevated in children with IPH compared to both controls and patients with PH secondary to BPD. Furthermore, F2-isoprostanes in PH secondary to BPD are lower than control levels. These findings suggest that IPH and PH secondary to BPD have distinct mechanisms of disease pathogenesis

    Managing Networks for School Improvement: Seven Lessons from the Field

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    In recent decades, new networks for school improvement (NSI) have proliferated across the country. These emerging organizational structures present education leaders with an opportunity to build dynamic infrastructures to engage schools in improvements to teaching and learning. NSI are diverse. Some NSI are part of school districts, while others are contracted by school districts to design blueprints for school improvement. What all NSI have in common is a central hub supporting a set of member schools, like the center of a wheel and its spokes. In this guidebook, we focus on common lessons for designing improvement infrastructures from the perspective of leaders across four different types of networks, including: Local district superintendents who support schools in a particular geographic area; Field support centers, which partner with district superintendents in the intermediary space between the central office and schools; Affinity organizations, which are independent non-profit organizations that work under contract from the central district office to support a select group of district schools; and Charter school management organizations that operate outside the district, supporting their affiliated member schools. Our aim was to better understand how NSI were responding to the increased demands of recent shifts to more rigorous college- and career-ready standards. These seven lessons emerged from interviews with central office administrators overseeing NSI and staff working in network hubs, as well as from observations of professional learning (PL) sessions provided by hubs. We hope these lessons are useful to your work improving teaching and learning in your school, network, or district

    2,2,2-Trichloro-N-(2,5-dimethyl­phen­yl)acetamide

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    The N—H bond in the title compound, C10H10Cl3NO, is syn to the 2-methyl and anti to the 5-methyl substituent of the aromatic ring. Adjacent mol­ecules are linked into chains through N—H⋯O hydrogen bonding. Two Cl atoms are each disordered equally over two sites

    N-(2-Chloro­phen­yl)succinimide

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    In the title compound, C10H8ClNO2, the dihedral angle between the aromatic benzene ring and the imide segment is 69.5 (1)°. In the crystal structure, mol­ecules are linked by very weak C—H⋯π inter­actions along the [001] direction

    2-Chloro-N-(3,5-dimethyl­phen­yl)benzamide

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    In the structure of the the title compound, C15H14ClNO, the N—H and C=O bonds are trans to each other and the amide O atom is anti to the ortho-Cl atom in the benzoyl ring. The amide group makes dihedral angles of 61.2 (6) and 42.2 (8)° with the benzoyl and aniline rings, respectively. In the crystal, the mol­ecules are linked into infinite chains by N—H⋯O hydrogen bonds
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