139 research outputs found

    The Ghost in the Courtroom: When Opinions Are Adopted Verbatim from Prosecutors

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    Judicial opinions captivate the legal community, serving as a hub for teaching new lawyers and developing the law. These opinions also provide a method for the justice system to communicate with the people it serves—both the parties to the cases and the public. This communication should be well-reasoned and developed from a neutral standpoint. However, this ideal is being seriously threatened by ghostwriting, the practice of allowing a party to write the opinion. This is particularly troubling in criminal cases, where the very lawyers charged with prosecuting defendants are writing the opinions against them. This Note proposes that opinions written by prosecutors should be subject to de novo appellate review. Additionally, states should pass legislation and revise ethics rules to require that judges critically review a proposed opinion, refrain from adopting it verbatim, give the opposing party an opportunity to reply, and write an original legal analysis section. Change is necessary to ensure that opinions are not just a recitation of a prosecutor’s argument, but a thoughtful product of an impartial judge. Left unchecked, ghostwriting will destroy the value of opinions and undermine the integrity of adjudication

    Alternatives for Scheduling Departures for Efficient Surface Metering in ATD-2: Exploration in a Human-in-the-Loop Simulation

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    Human-in-the-Loop (HITL) simulation was conducted to explore the impacts of various surface metering goals on operations and Ramp Controllers at Charlotte Douglas International Airport (CLT). Three conditions were compared: Baseline, with no surface metering, instructions to meet advisory times at the gate only, and instructions to meet advisory times at the gate as well as the times at the scheduled taxiway spot, where aircraft are delivered to Air Traffic Control (ATC). Results showed increased compliance for taxiway spot times when compliance was first met for gate advisories. Instructing Ramp Controllers to meet advisory times at the gate improves spot time compliance and therefore surface scheduling predictability at CLT. Results also demonstrated there was increased compliance overall with gate and spot times in the second condition. This was likely due to higher Ramp Controller workload in the third condition

    How complex do models need to be to predict dispersal of threatened species through matrix habitats?

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    Persistence of species in fragmented landscapes depends on dispersal among suitable breeding sites, and dispersal is often influenced by the "matrix" habitats that lie between breeding sites. However, measuring effects of different matrix habitats on movement and incorporating those differences into spatially explicit models to predict dispersal is costly in terms of time and financial resources. Hence a key question for conservation managers is: Do more costly, complex movement models yield more accurate dispersal predictions? We compared the abilities of a range of movement models, from simple to complex, to predict the dispersal of an endangered butterfly, the Saint Francis' satyr (Neonympha mitchellii francisci). The value of more complex models differed depending on how value was assessed. Although the most complex model, based on detailed movement behaviors, best predicted observed dispersal rates, it was only slightly better than the simplest model, which was based solely on distance between sites. Consequently, a parsimony approach using information criteria favors the simplest model we examined. However, when we applied the models to a larger landscape that included proposed habitat restoration sites, in which the composition of the matrix was different than the matrix surrounding extant breeding sites, the simplest model failed to identify a potentially important dispersal barrier, open habitat that butterflies rarely enter, which may completely isolate some of the proposed restoration sites from other breeding sites. Finally, we found that, although the gain in predicting dispersal with increasing model complexity was small, so was the increase in financial cost. Furthermore, a greater fit continued to accrue with greater financial cost, and more complex models made substantially different predictions than simple models when applied to a novel landscape in which butterflies are to be reintroduced to bolster their populations. This suggests that more complex models might be justifiable on financial grounds. Our results caution against a pure parsimony approach to deciding how complex movement models need to be to accurately predict dispersal through the matrix, especially if the models are to be applied to novel or modified landscapes

    Cisto aracnóide intradural torácico: quando operar? A propósito de um relato de dois casos

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    Introdution: Historically, the first arachnoid cyst was detected by Schlesinger in 1893, and the first report was by Spiller in 1903. Arachnoid cysts (AC) are benign tumors that develop in the cerebrospinal axis of the arachnoid membrane being common in people in the second decade of life, and predominantly in the middle and lower thoracic region (65%), in the lumbar and lumbosacral spine (13%), thoracolumbar (12%), sacral (7%) and cervical (3%). The intramedullary location of the AC is rare, with only a few cases reported in the literature. Objective: To describe a series of 2 cases of intradural thoracic AC, explaining its treatment with greater focus. Materials and methods: Description of 2 cases of patients with thoracic intradural AC and literature review. Discussion/Results: Most AC are found incidentally, are therefore asymptomatic, and remain constant in size, leading many physicians to recommend conservative treatment and periodic monitoring. The standard treatment for thoracic intradural AC that presents with symptoms, on the other hand, involves surgical exploration and relief of neural tissue compression, preferably before causing significant neurological deficits, as there is a greater chance of a satisfactory postoperative result. Final Considerations: Thoracic intradural AC, despite being rare, when symptomatic, need surgical treatment and should not be delayed due to the risk of progressive neurological motor deficit.Introdução: Historicamente, o primeiro cisto aracnoide (CA) foi detectado por Schlesinger em 1893, e o primeiro relatório foi de Spiller em 1903. Os CAs são tumores benignos que se desenvolvem no eixo cerebrospinal da membrana aracnóide sendo comuns em homens, na segunda década de vida, e predominantemente na região torácica média e baixa (65%), na coluna lombar e lombossacra (13%), toracolombar (12%), sacral (7%) e cervical (3%). A localização intramedular do CA é rara, com apenas alguns casos relatados na literatura. Objetivo: Descrever uma série de 2 casos sobre CA intradural torácico, explanando com maior enfoque sobre seu tratamento. Materiais e métodos: Descrição de 2 casos de pacientes com CA intradural torácico e revisão de literatura. Discussão/Resultados: A maioria dos CAs são encontrados incidentalmente, sendo, portanto, assintomáticos, e permanecem constantes em tamanho, fazendo com que muitos médicos recomendem tratamento conservador e com monitoramento periódico. Já o tratamento padrão, para CA intradural torácico que se apresenta com sintomatologia, envolve exploração cirúrgica e alívio da compressão do tecido neural, de preferência, antes de causar déficits neurológicos importantes, pois assim há maior chance de um resultado pós-operatório satisfatório. Considerações finais: CAs intradurais torácicos apesar de raros, quando sintomáticos, precisam de tratamento cirúrgico, não devendo ser protelado devido ao risco de déficit motor neurológico progressivo

    Surfactant status and respiratory outcome in premature infants receiving late surfactant treatment.

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    BACKGROUND:Many premature infants with respiratory failure are deficient in surfactant, but the relationship to occurrence of bronchopulmonary dysplasia (BPD) is uncertain. METHODS:Tracheal aspirates were collected from 209 treated and control infants enrolled at 7-14 days in the Trial of Late Surfactant. The content of phospholipid, surfactant protein B, and total protein were determined in large aggregate (active) surfactant. RESULTS:At 24 h, surfactant treatment transiently increased surfactant protein B content (70%, p < 0.01), but did not affect recovered airway surfactant or total protein/phospholipid. The level of recovered surfactant during dosing was directly associated with content of surfactant protein B (r = 0.50, p < 0.00001) and inversely related to total protein (r = 0.39, p < 0.0001). For all infants, occurrence of BPD was associated with lower levels of recovered large aggregate surfactant, higher protein content, and lower SP-B levels. Tracheal aspirates with lower amounts of recovered surfactant had an increased proportion of small vesicle (inactive) surfactant. CONCLUSIONS:We conclude that many intubated premature infants are deficient in active surfactant, in part due to increased intra-alveolar metabolism, low SP-B content, and protein inhibition, and that the severity of this deficit is predictive of BPD. Late surfactant treatment at the frequency used did not provide a sustained increase in airway surfactant

    Early Pastoral Economies and Herding Transitions in Eastern Eurasia

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    While classic models for the emergence of pastoral groups in Inner Asia describe mounted, horse-borne herders sweeping across the Eurasian Steppes during the Early or Middle Bronze Age (ca. 3000–1500 BCE), the actual economic basis of many early pastoral societies in the region is poorly characterized. In this paper, we use collagen mass fingerprinting and ancient DNA analysis of some of the first stratified and directly dated archaeofaunal assemblages from Mongolia’s early pastoral cultures to undertake species identifications of this rare and highly fragmented material. Our results provide evidence for livestock-based, herding subsistence in Mongolia during the late 3rd and early 2nd millennia BCE. We observe no evidence for dietary exploitation of horses prior to the late Bronze Age, ca. 1200 BCE – at which point horses come to dominate ritual assemblages, play a key role in pastoral diets, and greatly influence pastoral mobility. In combination with the broader archaeofaunal record of Inner Asia, our analysis supports models for widespread changes in herding ecology linked to the innovation of horseback riding in Central Asia in the final 2nd millennium BCE. Such a framework can explain key broad-scale patterns in the movement of people, ideas, and material culture in Eurasian prehistory

    Author Correction: Early Pastoral Economies and Herding Transitions in Eastern Eurasia (Scientific Reports, (2020), 10, 1, (1001), 10.1038/s41598-020-57735-y)

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    This Article contains a typographical error in the Introduction section under subheading ‘Understanding Early Horse Domestication and Transport’ where, “Historical records refer to horse-mounted warriors in western Asia by the 8th century BCE, while archaeological finds from localities like Arzhan 2 in southern Tuva show specialized horse equipment (bronze snaffle bits) and equine vertebral pathologies linked with mounted riding in Central Asia by the late 9th century BCE31.” should read: “Historical records refer to horse-mounted warriors in western Asia by the 8th century BCE, while archaeological finds from localities like Arzhan in southern Tuva show specialized horse equipment (bronze snaffle bits) and equine vertebral pathologies linked with mounted riding in Central Asia by the late 9th century BCE31.”

    Early Pastoral Economies and Herding Transitions in Eastern Eurasia

    Get PDF
    While classic models for the emergence of pastoral groups in Inner Asia describe mounted, horse-borne herders sweeping across the Eurasian Steppes during the Early or Middle Bronze Age (ca. 3000-1500 BCE), the actual economic basis of many early pastoral societies in the region is poorly characterized. In this paper, we use collagen mass fingerprinting and ancient DNA analysis of some of the first stratified and directly dated archaeofaunal assemblages from Mongolia's early pastoral cultures to undertake species identifications of this rare and highly fragmented material. Our results provide evidence for livestock-based, herding subsistence in Mongolia during the late 3rd and early 2nd millennia BCE. We observe no evidence for dietary exploitation of horses prior to the late Bronze Age, ca. 1200 BCE - at which point horses come to dominate ritual assemblages, play a key role in pastoral diets, and greatly influence pastoral mobility. In combination with the broader archaeofaunal record of Inner Asia, our analysis supports models for widespread changes in herding ecology linked to the innovation of horseback riding in Central Asia in the final 2nd millennium BCE. Such a framework can explain key broad-scale patterns in the movement of people, ideas, and material culture in Eurasian prehistory

    Talking about human papillomavirus and cancer:protocol for a patient-centred study to develop scripted consultations

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    Introduction Persistent infection with sexually transmitted, high-risk human papillomavirus (HPV) types is the cause of all cervical cancers and some anogenital and oropharyngeal cancers. HPV is an extremely common asymptomatic infection but little known and poorly understood by the public. Patients with HPV-related cancers have new and challenging information needs due to the complex natural history of HPV and the stigma of sexual transmission. They may ask questions that are outside the remit of the traditional cancer consultation, and there is a lack of guidance on how to counsel them. This study aims to fulfil that need by developing and testing cancer site-specific scripted consultations. Methods and analysis A synthesis of findings generated from previous work, a systematic review of information-based interventions for patients with HPV-related cancers, and interviews with cancer clinicians will provide the evidence base underpinning provisional messages. These will be explored in three phases of face-to-face interviews with 75–90 purposively selected patients recruited in cancer clinics to: (1) select and prioritise the most salient messages, (2) phrase the messages appropriately in plain English and, (3) test their acceptability and usefulness. Phases 1 and 2 will draw on card-sorting methods used in website design. In phase three, we will create cancer site-specific versions of the script and test them using cognitive interviewing techniques. Ethics and dissemination The study has received ethical approval. Findings will be published in a peer-reviewed journal. The final product will be cancer-specific scripted consultations, most likely in the form of a two-sided information sheet with the most important messages to be conveyed in a consultation on one side, and frequently asked questions for later reading on the reverse. However, they will also be appropriate and readily adaptable to web-based uses

    Elbow medial collateral ligament injuries

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    Elbow medial collateral ligament sprain occurs when the elbow is subjected to a valgus force exceeding the tensile properties of the medial collateral ligament (MCL). This is an injury seen more often in throwing athletes. Understanding the differential diagnosis of medial elbow pain is paramount to diagnose MCL injury as well as addressing other medial elbow pathology. A natural evolution regarding MCL injury has occurred over the past 20 years, with modifications of the original surgical procedure, specificity and sensitivity analysis of imaging modalities, and physical exam maneuvers to diagnose MCL pathology. In order for the MCL literature to advance further, more biomechanical and long-term clinical outcome data for the respective surgical modifications are needed. This review describes MCL injury pathophysiology, patient evaluation, reconstruction indications/contraindications, and current and evolving surgical techniques
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