1,053 research outputs found

    Experience of Robotic Exoskeleton Use at Four Spinal Cord Injury Model Systems Centers

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    Background and Purpose: Refinement of robotic exoskeletons for overground walking is progressing rapidly. We describe clinicians\u27 experiences, evaluations, and training strategies using robotic exoskeletons in spinal cord injury rehabilitation and wellness settings and describe clinicians\u27 perceptions of exoskeleton benefits and risks and developments that would enhance utility. Methods: We convened focus groups at 4 spinal cord injury model system centers. A court reporter took verbatim notes and provided a transcript. Research staff used a thematic coding approach to summarize discussions. Results: Thirty clinicians participated in focus groups. They reported using exoskeletons primarily in outpatient and wellness settings; 1 center used exoskeletons during inpatient rehabilitation. A typical episode of outpatient exoskeleton therapy comprises 20 to 30 sessions and at least 2 staff members are involved in each session. Treatment focuses on standing, stepping, and gait training; therapists measure progress with standardized assessments. Beyond improved gait, participants attributed physiological, psychological, and social benefits to exoskeleton use. Potential risks included falls, skin irritation, and disappointed expectations. Participants identified enhancements that would be of value including greater durability and adjustability, lighter weight, 1-hand controls, ability to navigate stairs and uneven surfaces, and ability to balance without upper extremity support. Discussion and Conclusions: Each spinal cord injury model system center had shared and distinct practices in terms of how it integrates robotic exoskeletons into physical therapy services. There is currently little evidence to guide integration of exoskeletons into rehabilitation therapy services and a pressing need to generate evidence to guide practice and to inform patients\u27 expectations as more devices enter the market. Background and Purpose: Refinement of robotic exoskeletons for overground walking is progressing rapidly. We describe clinicians\u27 experiences, evaluations, and training strategies using robotic exoskeletons in spinal cord injury rehabilitation and wellness settings and describe clinicians\u27 perceptions of exoskeleton benefits and risks and developments that would enhance utility. Methods: We convened focus groups at 4 spinal cord injury model system centers. A court reporter took verbatim notes and provided a transcript. Research staff used a thematic coding approach to summarize discussions. Results: Thirty clinicians participated in focus groups. They reported using exoskeletons primarily in outpatient and wellness settings; 1 center used exoskeletons during inpatient rehabilitation. A typical episode of outpatient exoskeleton therapy comprises 20 to 30 sessions and at least 2 staff members are involved in each session. Treatment focuses on standing, stepping, and gait training; therapists measure progress with standardized assessments. Beyond improved gait, participants attributed physiological, psychological, and social benefits to exoskeleton use. Potential risks included falls, skin irritation, and disappointed expectations. Participants identified enhancements that would be of value including greater durability and adjustability, lighter weight, 1-hand controls, ability to navigate stairs and uneven surfaces, and ability to balance without upper extremity support. Discussion and Conclusions: Each spinal cord injury model system center had shared and distinct practices in terms of how it integrates robotic exoskeletons into physical therapy services. There is currently little evidence to guide integration of exoskeletons into rehabilitation therapy services and a pressing need to generate evidence to guide practice and to inform patients\u27 expectations as more devices enter the market

    Who Can “Seize the Day?”: Analyzing Who Is an “Employee” for Purposes of Unionization and Collective Bargaining Through the Lens of the “Newsie” Strike of 1899

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    In the summer of 1899, the Newsboys of New York banded together, formed a union, and began to “strike” against two of the city’s largest newspapers in response to a price increase. After a two-week struggle, the newspaper companies agreed to compromise by buying back any unsold papers at the end of the day from the Newsboys. They did not, however, agree to the Newsboys’ classification of the effort as a “strike.” The newspapers saw this as a boycott of non-employees, or independent contractors. After the turn of the century, Congress began to pass laws protecting employees, and in 1935 they passed the National Labor Relations Act (NLRA), which protected employees’ rights to unionize, collectively bargain, and strike. The Newsboys, eager to solidify their rights, argued to the Supreme Court in 1944, in NLRB. v. Hearst Publications, Inc., that they were in fact employees. Although the Court agreed, Congress did not, and in response passed the “Taft-Hartley” amendments to the NLRA. These amendments excluded independent contractors from the definition of employee, introducing a major issue into the labor realm—how do you differentiate between an independent contractor and an employee for the purposes of unionization and collective bargaining? This Note examines the distinction between employees and independent contractors through the case example of the Newsboys and ponders if the distinction is necessary or if it merely denies workers’ rights

    Le crime en série(s). Essai de sociologie du mal américain

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    L’auteur du prĂ©sent article examine quelques aspects de l’évolution narratologique rĂ©cente des sĂ©ries tĂ©lĂ©visĂ©es amĂ©ricaines, Ă  la lumiĂšre d’hypothĂšses concernant l’expression, par le rĂ©cit policier, des normes dĂ©finissant le bien et le mal : tout rĂ©cit policier expliciterait les fondements de ce que Norbert Élias appelle la « structure nous-je », c’est-Ă -dire les rĂšgles de comportement individuel vis-Ă -vis du collectif. Le malfaiteur (criminel, escroc, etc.) veut briser cette structure ou la mettre Ă  son service, tandis que l’enquĂȘteur veut la rĂ©tablir ou la rĂ©parer au nom de ce mĂȘme collectif. De ce point de vue, l’évolution du rĂ©cit policier pourrait reflĂ©ter les mutations des comportements individuels, en particulier des comportements criminels. Le rĂ©cit policier se conjugue mĂ©diatiquement de façons diverses : livre, cinĂ©ma et tĂ©lĂ©vision en sont les manifestations principales. L’influence de la sĂ©rie tĂ©lĂ©visĂ©e ne cesse de grandir, sans que sa rĂ©ceptivitĂ© aux changements de l’espace public ne diminue, structure de production oblige. Une transformation rĂ©cente dans l’élaboration des personnages de criminels pourrait ĂȘtre le signe d’un ajustement des mentalitĂ©s contemporaines. En effet, les crĂ©ateurs de sĂ©ries policiĂšres ont tendance Ă  ne plus se contenter de mettre en scĂšne les habituels criminels endurcis, prĂ©fĂ©rant montrer des assassins « occasionnels », des personnes ordinaires souvent plus cruelles et indiffĂ©rentes que les « mĂ©chants » usuels. Ce changement pourrait exprimer une nouvelle forme de libertĂ© « absolue » Ă  l’égard des normes sociales : chacun serait libĂ©rĂ© de toute obligation dĂšs lors que son dĂ©sir serait entravĂ©. Logiquement, seuls des policiers ayant eux aussi passĂ© les bornes de la loi pourraient s’opposer Ă  ces nouveaux malfaiteurs. Quelques caractĂ©ristiques de deux sĂ©ries rĂ©centes, CSI et The Shield, sont examinĂ©es en ce sens.The present article examines recent narrative developments in American television series in the light of hypotheses concerning how police shows express norms defining good and evil. In this view, all police shows make explicit what Norbert Élias calls the “we-I structure,” or the rules of individual behaviour in the community. The person who commits a misdeed (a crime, a swindle, etc.) seeks to break this structure or to place it at his service, while the investigator wishes to re-establish it or repair it in the name of the community. From this perspective, the evolution of the police show might reflect changes in individual behaviour, in particular criminal behaviour. The influence of television series is constantly growing, while their receptivity to changes in public space, thanks to their production structure, is not diminishing. A recent transformation in the description of criminal types may be the sign of an adjustment to contemporary sensibilities. The producers of police shows seem no longer to be content to show the usual hardened criminals, preferring to show “occasional” murderers: ordinary people who are often crueller and more indifferent than the usual “bad guys.” This change may be the expression of a new kind of “absolute” freedom with respect to social norms: anyone can throw off all obligations the moment their desire is thwarted. Logically, only the police, who themselves have also exceeded the limits of the law, can confront these new criminals. A few characteristics of two recent series, CSI and The Shield, will be discussed in this light

    Qu’est-ce que tu as vu à Chelmno? Shoah, un monumentaire

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    Shoah pose un problĂšme Ă  la thĂ©orie du documentaire, dans la mesure oĂč le film ne se prĂ©sente pas comme l'enregistrement du rĂ©el par un Je-origine (lui-mĂȘme rĂ©el). À l'inverse de ce qu'opĂšre un « documentariste classique », l'auteur montre que le film se prĂ©sente comme constituant sa rĂ©fĂ©rence, non son enregistrement. DĂ©signant ce film par le terme de « monumentaire », l'auteur Ă©tudie les processus rĂ©fĂ©rentiels qui y sont engagĂ©s Ă  la lumiĂšre de Les Individus de P.F. Strawson.The film Shoah poses a problem for the theory of documentary cinema : it does not present itself as a transcription of reality by an equally real "I" at its source. The filmmaker reveals that the film constitutes his reference rather than recording him directly, the way a classical documentary would. Calling such a film "monumentary," the author analyses the referential processes at work in it, following the ideas set out by P.F. Strawson in his work Individuals

    ÉlĂ©ments de sociologie du film

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    Dans le prĂ©sent article, l’auteur cherche Ă  approfondir la « sociologie du cinĂ©ma » amorcĂ©e par Pierre Sorlin en posant les jalons d’une sociologie du film capable d’intĂ©grer les apports de l’analyse de film. En s’appuyant sur les acquis des travaux d’histoire du cinĂ©ma, sur la rĂ©flexion patiente des historiens d’art et, aussi, sur deux Ă©tudes de cas portant sur l’oeuvre de Hitchcock et celle de Godard, il trace les contours thĂ©oriques d’une sociologie du film. Elle commence avec une dĂ©finition originale du film, considĂ©rĂ© comme un processus qui traverse des Ă©tats diffĂ©rents tout au long de son histoire. Cette dĂ©finition suppose un ensemble de concepts que l’auteur s’attache Ă  prĂ©senter, avec l’espoir d’en rĂ©duire le nombre et de les adapter aux diffĂ©rentes pratiques de recherches. On appelle institution cinĂ©matographique le lieu oĂč les films sont fabriquĂ©s suivant des directives caractĂ©ristiques : les directives dĂ©finissent les genres et les formats des projets de film entrepris. Les cinĂ©astes, pour rĂ©aliser ces directives, utilisent des modĂšles Ă©nonciatifs qui relĂšvent de leur compĂ©tence. Ainsi, chaque film peut ĂȘtre mesurĂ© par rapport aux habitudes et conventions que ces modĂšles impliquent. En ce sens, il constitue une image ou une paraphrase de son institution : il en figure la logique propre. L’interprĂ©tation du film achevĂ© procĂšde de l’une ou l’autre logique du lieu oĂč il est prĂ©sentĂ©. On appelle institutions d’interprĂ©tation de tels lieux. Un film y est interprĂ©tĂ© suivant le savoir culturel des publics qui, Ă  partir de leur conception du monde et Ă  partir du contexte de fabrication du film, lui appliquent les modĂšles interprĂ©tatifs qu’ils jugent appropriĂ©s. Ce qu’on appelle « le sens » d’un film est donc exactement le rĂ©sultat d’un processus interprĂ©tatif particulier, et la sociologie du film doit nĂ©cessairement tenir compte du fait qu’un film possĂšde en gĂ©nĂ©ral plusieurs significations, chacune d’elles rĂ©sultant de la rencontre entre le film et un public spĂ©cifique.In this article, the author develops Pierre Sorlin’s idea of a “sociology of the cinema” by laying down the basis for a sociology of the film which could incorporate the contributions of film analysis. Using what we know from histories of the cinema and the patient work of film historians, in addition to two case studies, on Hitchcock and Godard, he sketches the theoretical framework for a sociology of the film. This sociology begins with an original definition of film, seen as a process which takes various forms throughout its history. This definition presupposes a range of concepts which the author introduces in the hope of reducing their number and adapting them to different research practices. The site of film production is known as the cinematic institution, where films are made according to typical directives; these directives define the genre and format of the films being produced. In order to carry out these directives, filmmakers use models of enunciation within their own field of activity. In this way, any film can be measured against the customs and conventions involved in these models. In this sense, the film is an image or paraphrase of its institution: it gives form to its internal logic. Interpretation of the completed film is carried out according to a particular logic of the place where it is shown. Such places are known as interpretative institutions. There, a film is interpreted according to the cultural knowledge of audiences who, using their conception of the means by which and context in which the film was produced, apply the interpretative models they deem appropriate. What we call a film’s “meaning” is thus the exact result of a specific interpretative process, and a sociology of the film must take into account the fact that a film usually has several meanings, each one the result of an encounter between a film and its specific audience

    Southwest of Salem : The Story of the San Antonio Four

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    Directed by Deborah S. Esquenazi, this documentary is a “true crime tale of the \u27San Antonio Four,\u27 four latina lesbians fight[ing] against mythology, homophobia, and prosecutorial fervor in their quest for exoneration after being wrongfully convicted of a horrific crime during the satanic panic era of the 80s and 90s. The documentary will be followed by a panel discussion of faculty. Refreshments will be served

    The Development and Debut of Adam Esquenazi Douglas\u27 Play Murder and the English Gentleman

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    The purpose of this thesis is to examine the development process of the creation of a new playscript, Murder and the English Gentleman , an adaptation of the short story Lord Arthur Savile\u27s Crime by Oscar Wilde. The play is a wild, comedy-of-manners presented in classic Wildean 19th century drawing room style. The document details the process of getting this script from short story to script to stage. Also included are some of the play\u27s most significant drafts, the original short story by Wilde, production and rehearsal journals, and production photos. The play was presented by the University of Arkansas\u27 Boar\u27s Head Players for the 2010 New Play Showcase at Nadine Baum Studios at the Walton Arts Center in Fayetteville, Arkansas

    A Novel Platelet Activating Factor Receptor Antagonist Reduces Cell Infiltration and Expression of Inflammatory Mediators in Mice Exposed to Desiccating Conditions after PRK

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    Purpose. To study the contribution of a novel PAF receptor antagonist LAU-0901 in the modulation of the increased inflammatory response in mice exposed to dessicating conditions (DE) after PRK. Methods. Eighty 13-14 week old female Balb/C mice were used. They were divided into two groups: One group was treated with LAU-0901 topical drops. The other group was treated with vehicle. In each group ten mice served as controls and ten were placed in DE. The other twenty mice underwent bilateral PRK and were divided in two additional groups: ten mice remained under normal conditions (NC) and the other ten were exposed to DE. After 1 week all animals underwent in vivo confocal microscopy, immunostaining and western blotting analysis. Results. Confocal microscopy showed an increased number of reflective structures in the corneal epithelium after PRK and exposure to DE in eyes treated with vehicle as compared to eyes treated with LAU-090). Significant decrease of COX-2 and Arginase I expression and reduced alpha SMA cells was observed after PRK and exposure to DE in eyes treated with LAU-0901. Discussion: Exposure of mice to a DE after PRK increases the epithelial turnover rate. PAF is involved in the inflammatory cell infiltration and expression of inflammatory cytokines that follow PRK under DE

    Understanding the “Activation” of the Nanocluster [HxPMo12O40⊂H4Mo72Fe30(O2CMe)15O254(H2O)98-y(EtOH)y] for Low Temperature Growth of Carbon Nanotubes

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    The molecular nanocluster HxPMo12O40⊂H4Mo72Fe30(O2CMe)15O254(H2O)98-y(EtOH)y (FeMoC), was the first molecular catalyst precursor (pro-catalyst) that promised controlled growth of carbon nanotubes (CNTs); however, temperatures in excess of ~ 900 °C or the addition of excess iron were required as catalyst promoters for CNT growth. To understand these disappointing results the “activation” of FeMoC for CNT growth was studied by systematic investigation of H2 gas concentration and growth temperature. The pathway for “activation” of FeMoC occurs through the sufficient reduction of both metal oxide components in the pro-catalyst. By ensuring pro-catalyst reduction prior to introduction of growth gases, we demonstrate for the first time, growth of CNTs at temperatures as low as 600 °C without the use of catalyst promoters using the single molecular precursor, FeMoC. To understand the role of catalyst promoters used in prior work, thermogravimetric analysis experiments were performed. The addition of an iron catalyst promoter is observed to play two key roles in the “activation” of FeMoC: (1) to replenish sublimated metal atoms, and (2) to reduce the reduction temperature required for reduction of FeMoC into an “active” catalyst. These results caution the conditions employed in many earlier studies for CNT growth, and create new possibilities for molecular pro-catalysts

    An Exploration of Campus-Wide Pauses of Fraternity and Sorority Communities: Utilizing a Four Frame Approach

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    In recent years universities have tried to address fraternity and sorority drinking and hazing culture by utilizing pauses on fraternity and sorority activity. This study of this phenomena appears to be absent from the extent literature on prevention strategies. The purpose of this multiple case study was to explore the phenomena of campus-wide pauses of fraternity and sorority communities. The two cases examined were at large public research institutions with robust fraternity and sorority communities. Analysis occurred through a process of open coding, theoretical propositions, derived from Bolman and Deals organizational frames and cross case analysis. Data was collected through a series of semi-structured interviews and documents collected through a combination of web searches, public information request and provided by six interviewees across both institutions. Analysis revealed several themes associated with the strategies used during a campus-wide pause of fraternity and sorority communities including policy, people, and message. The study also revealed that campuses engaged some of Bolman and Deals organizational frames more than others. Finally, the study exposed the perceived results of a campus-wide pause which aligned into four categories, attention, relationships, symbolism, and cycle
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