826 research outputs found

    Professional decision making and women offenders : containing the chaos?

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    This article draws on the findings from research undertaken in south-east Scotland in 2008 which sought to identify the characteristics of female offenders and to document the views of policy makers and practitioners regarding the experiences of women involved in the Scottish criminal justice system. Despite Scotland having retained a stronger 'welfare' focus than elsewhere in the UK (e.g. McAra, 2008), this is not reflected in the treatment of women who offend, with the rate of female imprisonment having almost doubled in the last ten years and community based disposals falling short of a welfare-oriented system. This article explores why the treatment that women offenders receive in the criminal justice system may be harsh and disproportionate both in relation to their offending and in relation to the treatment of men. It is argued that interventions with women need to be initiated earlier in their cycle of offending and at an earlier stage in the criminal justice process but also that the wide-ranging health, welfare, financial and behavioural needs of women who offend cannot be met solely within an increasingly risk-averse and punitive criminal justice environment

    Fast track children's hearing pilot: final report of the evaluation of the pilot

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    This report presents key findings of the evaluation of the Fast Track children’s hearings pilot in Scotland1. The research was undertaken by staff at the Universities of Glasgow, Stirling and Strathclyde between February 2003 and January 2005

    Listening and learning : the reciprocal relationship between worker and client

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    The relationship between worker and client has for the best part of 100 years been the mainstay of probation, and yet has recently been eroded by an increased emphasis on punishment, blame and managerialism. The views of offenders are in direct contradiction to these developments within the criminal justice system and this article argues that only by taking account of the views of those at the 'coal face' will criminologists, policy makers and practitioners be able to effect real change in crime rates. The article thus focuses on the views of a sample of previously persistent offenders in Scotland about offending, desistance and how the system can help them. It explores not only their need for friendship and support in youth but also the close association between relationships and the likelihood of offending. It also demonstrates the views of offenders themselves about the importance of the working relationship with supervising officers in helping them desist from crime. The article concludes that the most effective way of reducing offending is to re-engage with the message of the Probation Act of 100 years ago, namely, to 'advise, assist and befriend' offenders rather than to 'confront, challenge and change' offending behaviour

    Caller characteristics influence recruitment to collective antipredator events in jackdaws

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    This is the author accepted manuscript. Available from Nature Publishing Group via the DOI in this record.Across the animal kingdom, examples abound of individuals coming together to repel external threats. When such collective actions are initiated by recruitment signals, individuals may benefit from being selective in whom they join, so the identity of the initiator may determine the magnitude of the group response. However, the role of signaller discrimination in coordinating group-level responses has yet to be tested. Here we show that in wild jackdaws, a colonial corvid species, collective responses to anti-predator recruitment calls are mediated by caller characteristics. In playbacks next to nestboxes, the calls of nestbox residents attracted most recruits, followed in turn by other colony members, non-colony members and rooks (a sympatric corvid). Playbacks in fields outside nestbox colonies, where the immediate threat to broods was lower, showed similar results, with highest recruitment to nearby colony members’ calls. Responses were further influenced by caller sex: calls from non-colony member females were less likely to elicit responsive scolding by recruits than other calls, potentially reflecting social rank associated with sex and colony membership. These results show that vocal discrimination mediates jackdaws’ collective responses and highlight the need for further research into the cognitive basis of collective actions in animal groups.Biotechnology and Biological Sciences Research Council (BBSRC)Natural Environment Research Council (NERC

    Mangroves as a sustainable coastal defence

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    Mangroves effectively reduce the height of wind and swell waves over short distances (less than 500 m),\ud and can reduce storm surge water levels over greater distances (several kilometres of mangroves). Thus mangroves can\ud contribute to coastal defence strategies. However, their appropriate use depends on a thorough understanding of the\ud conditions under which they can provide these coastal defence services. Here we present a literature review of this\ud topic. Small wind and swell waves can be reduced in height by between 50 and 100% over 500 m of mangroves. Wave\ud reduction largely depends on water depth and vegetation structure and density. However, few measurements are\ud available for the reduction of bigger waves (> 70 cm in height) in deeper water (> 2 m). Storm surge water levels may\ud be reduced by between 5 cm and 50 cm per kilometre of mangrove, based on field measurements and validated\ud numerical models; water level reduction rates depend on the distance from the edge of the mangrove and the forward\ud speed of the cyclone, amongst other factors. Extreme events may severely damage or destroy mangroves, reducing their\ud effectiveness as a coastal defence. The use of mangroves in hybrid engineering can reduce flood risk: for example, a\ud mangrove foreshore in front of a sea wall/dyke will reduce wave impacts on the wall/dyke. The likelihood of waves\ud overtopping the sea wall or walls being breached is thus reduced, with an associated reduction in sea defence\ud maintenance costs. Therefore mangroves can contribute to coastal risk reduction, alongside other risk reduction\ud measures such as sea walls/dykes, early warning systems and evacuation plans. Additionally, mangroves can respond\ud dynamically to rising sea levels, in some cases maintaining their surface elevation with respect to local sea level; thus\ud they may act as a sustainable coastal defence in the face of rising sea levels and changing climatic patterns

    Reconstructing and understanding the impacts of storms and surges, southern North Sea

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    Coastal barriers are ubiquitous globally and provide a vital protective role to valuable landforms, habitats and communities located to landward. They are, however, vulnerable to extreme water levels and storm wave impacts. A detailed record of sub-annual to annual; decadal; and centennial rates of shoreline retreat in frontages characterized by both high (> 3 m) and low (< 1 m) dunes is established for a barrier island on the UK east coast. For four storms (2006–2013) we match still water levels and peak significant wave heights against shoreline change at high levels of spatial densification. The results suggest that, at least in the short-term, shoreline retreat, of typically 5–8 m, is primarily driven by individual events, separated by varying periods of barrier stasis. Over decadal timescales, significant inter-decadal changes can be seen in both barrier onshore retreat rates and in barrier extension rates alongshore. Whilst the alongshore variability in barrier migration seen in the short-term remains at the decadal scale, shoreline change at the centennial stage shows little alongshore variability between a region of barrier retreat (at 1.15 m a1^{−1}) and one of barrier extension. A data-mining approach, synchronizing all the variables that drive shoreline change (still water level, timing of high spring tides and peak significant wave heights), is an essential requirement for validating models that predict future shoreline responses under changing sea level and storminess.This paper was completed while the first author (SB) was a recipient of a Leverhulme Research Fellowship (RF-2015-045) for a project entitled Development and Application of a shoreline response model. This paper is a contribution to NERC BESS Consortium grant A hierarchical approach to the examination of the relationship between biodiversity and ecosystem service flows across coastal margins (grant reference NE/J015423/1). Table 1 reports information gathered as part of an EU FP7 Collaborative Project (grant agreement no: 603458) Resilience-Increasing Strategies for Coasts – toolkit (http://www.risckit.eu).This is the final version of the article. It first appeared from Wiley via http://dx.doi.org/10.1002/esp.390

    Polar Fields for AB Dor

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    Polar spots are often observed on rapidly-rotating cool stars, but the nature of the magnetic field in these spots is as yet unknown. While Zeeman-Doppler imaging can provide surface magnetic field maps over much of the observed stellar surface, the Zeeman signature is suppressed in the dark polar regions. We have determined the effect on the global coronal structure of three current models for this polar field: that it is composed (a) of unipolar field, (b) of bipolar regions or (c) of nested rings of opposite polarity. We take as an example the young, rapid rotator AB Dor (rotation period = 0.514 days). By adding these model polar fields into the surface field maps determined from Zeeman-Doppler imaging, we have compared the resulting coronal structure with the observable properties of the corona - the magnitude and rotational modulation of the X-ray emission measure and the presence of slingshot prominences trapped in the corona around the Keplerian co-rotation radius. We find that only the presence of a unipolar spot has any significant effect on the overall coronal structure, forcing much of the polar field to be open.Comment: 10 pages, 21 figure

    An ex vivo gene therapy approach to treat muscular dystrophy using inducible pluripotent stem cells.

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    Duchenne muscular dystrophy is a progressive and incurable neuromuscular disease caused by genetic and biochemical defects of the dystrophin-glycoprotein complex. Here we show the regenerative potential of myogenic progenitors derived from corrected dystrophic induced pluripotent stem cells generated from fibroblasts of mice lacking both dystrophin and utrophin. We correct the phenotype of dystrophic induced pluripotent stem cells using a Sleeping Beauty transposon system carrying the micro-utrophin gene, differentiate these cells into skeletal muscle progenitors and transplant them back into dystrophic mice. Engrafted muscles displayed large numbers of micro-utrophin-positive myofibers, with biochemically restored dystrophin-glycoprotein complex and improved contractile strength. The transplanted cells seed the satellite cell compartment, responded properly to injury and exhibit neuromuscular synapses. We also detect muscle engraftment after systemic delivery of these corrected progenitors. These results represent an important advance towards the future treatment of muscular dystrophies using genetically corrected autologous induced pluripotent stem cells

    Modelling of root reinforcement and erosion control by ‘Veronese’ poplar on pastoral hill country in New Zealand

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    Background The control of erosion processes is an important issue worldwide. In New Zealand, previous studies have shown the benefits of reforestation or bioengineering measures to control erosion. The impetus for this work focuses on linking recent research to the needs of practitioners by formulating quantitative guidelines for planning and evaluation of ground bioengineering stabilisation measures. Methods Two root distribution datasets of ‘Veronese’ poplar (Populus deltoides x nigra) were used to calibrate a root distribution model for application on single root systems and to interacting root systems at the hillslope scale. The root distribution model results were then used for slope stability calculations in order to quantitatively evaluate the mechanical stabilisation effects of spaced trees on pastoral hillslopes. Results This study shows that root distribution data are important inputs for quantifying root reinforcement at the hillslope scale, and that root distribution strongly depends on local environmental conditions and on the tree planting density. The results also show that the combination of soil mechanical properties (soil angle of internal friction and cohesion) and topographic conditions (slope inclination) are the major parameters to define how much root reinforcement is needed to stabilise a specific slope, and thus the spacing of the trees to achieve this. Conclusions For the worst scenarios, effective root reinforcement (>2 kPa) is reached for tree spacing ranging from 2500 stems per hectare (sph) for 0.1 m stem diameter at breast height (DBH) to 300 sph for 0.3 m stem DBH. In ideal growing conditions, tree spacing less than 100 sph is sufficient for stem DBH greater than 0.15 m. New quantitative information gained from this study can provide a basis for evaluating planting strategies using poplar trees for erosion control on pastoral hill country in New Zealand
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