251 research outputs found

    Forgotten Warriors: American Indian Service Men in Vietnam

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    Statistics on the population of Native Americans who served in the Vietnam War

    Indians and progressives :

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    Review of \u3ci\u3eWorld War II and the American Indian\u3c/i\u3e by Kenneth William Townsend

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    Although the publisher claims on its jacket cover that Kenneth William Townsend\u27s World War II and the American Indian offers the first history of the twenty-five thousand Native Americans who served during World War II, it is actually the third general history of Native American participation in the war effort. Alison R. Bernstein\u27s American Indians and World War II (1991) and Jere Bishop Franco\u27s Crossing the Pond: The Native American Effort in World War II (1999) precede it, as have several smaller scale or more focused studies. Numerous biographies dealing with Native American veterans of the war, studies of the particular roles Native Americans played in Gombat, such as the Comanche Code Talkers, as well as tribal histories of the period are also in the works and should appear in print in the near future. Given the current interest in the Greatest Generation, it appears that literature on the subject will expand considerably. Townsend\u27s study is meticulously researched and well balanced. He covers federal Indian policy up to the beginning of the war and offers a good analysis of the watershed policies of John Collier as the principal architect of the Indian New Deal. But the heart of Townsend\u27s history is contained in two important points. He argues that America, and especially John Collier, needed Indians to counter the charges that the United States was really a racist society only slightly less oppressive than Germany or Japan. After all, American society was segregated and racial minorities were living at the lowest economic levels. Collier worked hard indeed to obtain full Native American participation in the war effort in order to demonstrate that American Indians were not only ready to take up arms and stand shoulder to shoulder with white men in integrated military units, but also that, as a result of the Indian New Deal, Indians were fast becoming legitimate American citizens. In his attempt to repair the damages done by the nineteenth-century assimilation and allotment policies, Collier had opened himself up to charges that he was essentially segregating Indians by allowing the tribes to reorganize their own governments and maintain their reservations. Full military participation would dispel the idea of possible Native American disloyalty and confirm that the Indian New Deal was in fact a workable solution to the Indian Problem. Because there was, as Townsend correctly points out, resistance to entering the military service on the part of some Native Americans, Collier made uncharacteristic efforts to compel draft resistors to abide by United States statutes. In part, Collier\u27s willingness to compel Native Americans to participate in the war effort was to prove that Indian people had not been receptive to Nazi propaganda. Townsend supports the notion that Collier was correct in his assessment of Native American draft resistance, which appeared in relatively isolated places where America and its war effort were irrelevant or among groups asserting their own sovereignty. Nazi propaganda did not make many inroads into tribal societies. On the contrary, Native Americans volunteered or submitted to the draft, as Townsend points out and as Collier never tired of informing the American public, in numbers exceeding their proportion of the population. But why did Native Americans seemingly devote themselves and their tribal resources to the war effort? Several scholars have reduced Native American participation in the armed forces to either the attempt to legitimize themselves as American citizens, the lack of economic opportunity on the reservations for young men, the status given to soldiers in some Native American communities, or to the simple fact that Native Americans, as a result of Collier\u27s insistence on full participation, were heavily recruited. Townsend correctly views the Native American acceptance of American military service as multifaceted and complex. Native Americans entered the service and fought in the great battles of World War II for a wide variety of reasons. That they did so certainly aided the overall war effort and contributed to the victory over the Axis in more ways than one. Townsend\u27s book is a worthy effort and a definite contribution to the growing literature on the Greatest Generation

    Student-led sustainability transformations: employing realist evaluation to open the black box of learning in a Challenge Lab curriculum

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    Purpose – While sustainability-oriented education is increasingly placing importance on engaging students in inter- and transdisciplinary learning processes with societal actors and authentic challenges in the centre, little research attends to how and what students learn in such educational initiatives. This paper aims to address this by opening the ‘black box’ of learning in a Challenge Lab curriculum with transformational sustainability ambitions.Design/methodology/approach – Realist evaluation was employed as an analytical frame that takes social context into account to unpack learning mechanisms and associated learning outcomes. A socio-cultural perspective on learning was adopted, and ethnographic methods, including interviews and observations, were used.Findings – Three context-mechanism-outcome (CMO) configurations were identified, capturing what students placed value and emphasis on when developing capabilities for leading sustainability transformations:\ua0 (1) engaging with complex ‘in-between’ sustainability challenges in society with stakeholders across sectors and perspectives; (2) navigating purposeful and transformative change via backcasting; and (3) ‘whole-person’ learning from the inside-out as an identity-shaping process, guided by personal values.Originality – This paper delineates and discusses important learning mechanisms and outcomes when students act as co-creators of knowledge in a sustainability-oriented educational initiative, working with authentic challenges together with societal actors.Practical implications – The findings of this paper can inform the design, development, evaluation, and comparison of similar educational initiatives across institutions, while leaving room for contextual negotiation and adjustment

    Learning to Frame Complex Sustainability Challenges in Place: Explorations Into a Transdisciplinary “Challenge Lab” Curriculum

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    Complex sustainability challenges may never be fully solved, rather requiring continuous, adaptive, and reflexive responses over time. Engagement of this nature departs from well-structured problems that entail expected solutions; here, focus shifts toward ill-structured or ill-defined issues characterized by wickedness. In the context of complex challenges, inadequate or absent framing has performative implications on action. By overlooking the value of framing, eventual responses may not only fall short; they may even displace, prolong, or exacerbate situations by further entrenching unsustainability. In educational settings, we know little about how curriculum designs support challenge framing, and how students experience and learn framing processes. In this paper we explore a transdisciplinary “Challenge Lab” (C-Lab) curriculum from a perspective of challenge framing. When considering framing in higher education, we turn to the agenda in education for, as and with sustainable development to be problem-solving, solutions-seeking or challenge-driven. We introduce framing as a boundary object for transformative praxis, where sustainability is held to be complex and contextual. This study is qualitative and case-based, designed to illuminate processes of and experiences into sustainability challenge framing in a transdisciplinary learning setting. Methodologically, we draw from student reflective diaries that span the duration of a curriculum design. We structure our results with the support of three consecutive lenses for understanding “curriculum”: intended, enacted, and experienced curriculum. First, we present and describe a C-Lab approach at the level of ambition and design. Here it is positioned as a student-centered space, process, and institutional configuration, working with framing and re-framing complex sustainability challenges in context. Second, we present a particular C-Lab curriculum design that unfolded in 2020. Third, we illustrate the lived experiences and practical realities of participating in C-Lab as students and as teachers. We reflect upon dilemmas that accompany challenge framing in C-Lab and discuss the methodological implications of this study. Finally, we point toward fruitful research avenues that may extend understandings of challenge framing in higher education

    SNPexp - A web tool for calculating and visualizing correlation between HapMap genotypes and gene expression levels

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    <p>Abstract</p> <p>Background</p> <p>Expression levels for 47294 transcripts in lymphoblastoid cell lines from all 270 HapMap phase II individuals, and genotypes (both HapMap phase II and III) of 3.96 million single nucleotide polymorphisms (SNPs) in the same individuals are publicly available. We aimed to generate a user-friendly web based tool for visualization of the correlation between SNP genotypes within a specified genomic region and a gene of interest, which is also well-known as an expression quantitative trait locus (eQTL) analysis.</p> <p>Results</p> <p>SNPexp is implemented as a server-side script, and publicly available on this website: <url>http://tinyurl.com/snpexp</url>. Correlation between genotype and transcript expression levels are calculated by performing linear regression and the Wald test as implemented in PLINK and visualized using the UCSC Genome Browser. Validation of SNPexp using previously published eQTLs yielded comparable results.</p> <p>Conclusions</p> <p>SNPexp provides a convenient and platform-independent way to calculate and visualize the correlation between HapMap genotypes within a specified genetic region anywhere in the genome and gene expression levels. This allows for investigation of both cis and trans effects. The web interface and utilization of publicly available and widely used software resources makes it an attractive supplement to more advanced bioinformatic tools. For the advanced user the program can be used on a local computer on custom datasets.</p

    KYPO4INDUSTRY: A Testbed for Teaching Cybersecurity of Industrial Control Systems

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    There are different requirements on cybersecurity of industrial control systems and information technology systems. This fact exacerbates the global issue of hiring cybersecurity employees with relevant skills. In this paper, we present KYPO4INDUSTRY training facility and a course syllabus for beginner and intermediate computer science students to learn cybersecurity in a simulated industrial environment. The training facility is built using open-source hardware and software and provides reconfigurable modules of industrial control systems. The course uses a flipped classroom format with hands-on projects: the students create educational games that replicate real cyber attacks. Throughout the semester, they learn to understand the risks and gain capabilities to respond to cyber attacks that target industrial control systems. Our described experience from the design of the testbed and its usage can help any educator interested in teaching cybersecurity of cyber-physical systems

    Combined Zeeman and orbital effect on the Josephson effect in rippled graphene

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    The two-dimensional nature of graphene Josephson junctions offers the possibility of creating effective superconductor-ferromagnet-superconductor junctions with tunable Zeeman splitting caused by an in-plane magnetic field. Such junctions would be able to alternate between a conventional superconducting ground state and a ground state with an intrinsic phase difference, making them controllable 0−π0-\pi Josephson junctions. However, in addition to the Zeeman splitting, an in-plane magnetic field will in general also produce an orbital effect because of height variations in graphene, colloquially known as ripples. Both the Zeeman and orbital effect will thus affect the critical current, so to be able to identify 0−π0-\pi transitions it is necessary to understand their combined effect. From both analytical and numerical solutions of the Usadel equation we find that ripples can in fact produce a current response similar to that which is characteristic of a 0−π0-\pi transition. Hence, additional analysis is required in order to reveal the presence of a 0−π0-\pi transition caused by spin-splitting in graphene with ripples. We provide a closed form analytical expression for the critical current in the presence of exchange field and ripple effects as well as an expression for the scaling of critical current zeroes with junction parameters.Comment: 10 pages, 7 figure

    Current landscape and future perspectives in preclinical MR and PET imaging of brain metastasis

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    Brain metastasis (BM) is a major cause of cancer patient morbidity. Clinical magnetic resonance imaging (MRI) and positron emission tomography (PET) represent important resources to assess tumor progression and treatment responses. In preclinical research, anatomical MRI and to some extent functional MRI have frequently been used to assess tumor progression. In contrast, PET has only to a limited extent been used in animal BM research. A considerable culprit is that results from most preclinical studies have shown little impact on the implementation of new treatment strategies in the clinic. This emphasizes the need for the development of robust, high-quality preclinical imaging strategies with potential for clinical translation. This review focuses on advanced preclinical MRI and PET imaging methods for BM, describing their applications in the context of what has been done in the clinic. The strengths and shortcomings of each technology are presented, and recommendations for future directions in the development of the individual imaging modalities are suggested. Finally, we highlight recent developments in quantitative MRI and PET, the use of radiomics and multimodal imaging, and the need for a standardization of imaging technologies and protocols between preclinical centers.publishedVersio
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