1,085 research outputs found

    Repeal of Federal Telephone Excise Tax

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    The Contemporary Tax Journal’s Interview of Fred Silva

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    Reflections on Special Education

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    Special Education teachers are very special people. Even though I have taught 7-12th grade English, high school speech, drama, forensics, debate, and directed a Montessori Middle School teaching all subjects, Special Education was a whole new world to me. I had been present at IEPs but never presented IEPs. I have had special education students in my class with and without paras, but never had I taught special education in a self-contained classroom. This past semester, I have been able to add teaching Special Education English grades 10-12 to my resume. I have presented IEPs, participated in FBAs and created BIPs, which I didn’t even know existed before this semester. I have taught students with learning disabilities and students with behavior and conduct disorders. I have met parents who have little more skills than their children and parents that have PHDs and are college professors. All exist in the world of special education

    Large Language Models Can Infer Psychological Dispositions of Social Media Users

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    As Large Language Models (LLMs) demonstrate increasingly human-like abilities in various natural language processing (NLP) tasks that are bound to become integral to personalized technologies, understanding their capabilities and inherent biases is crucial. Our study investigates the potential of LLMs like ChatGPT to infer psychological dispositions of individuals from their digital footprints. Specifically, we assess the ability of GPT-3.5 and GPT-4 to derive the Big Five personality traits from users' Facebook status updates in a zero-shot learning scenario. Our results show an average correlation of r = .29 (range = [.22, .33]) between LLM-inferred and self-reported trait scores. Furthermore, our findings suggest biases in personality inferences with regard to gender and age: inferred scores demonstrated smaller errors for women and younger individuals on several traits, suggesting a potential systematic bias stemming from the underlying training data or differences in online self-expression

    Preferences for cancer investigation:a vignette-based study of primary-care attendees

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    SummaryBackgroundThe UK lags behind many European countries in terms of cancer survival. Initiatives to address this disparity have focused on barriers to presentation, symptom recognition, and referral for specialist investigation. Selection of patients for further investigation has come under particular scrutiny, although preferences for referral thresholds in the UK population have not been studied. We investigated preferences for diagnostic testing for colorectal, lung, and pancreatic cancers in primary-care attendees.MethodsIn a vignette-based study, researchers recruited individuals aged at least 40 years attending 26 general practices in three areas of England between Dec 6, 2011, and Aug 1, 2012. Participants completed up to three of 12 vignettes (four for each of lung, pancreatic, and colorectal cancers), which were randomly assigned. The vignettes outlined a set of symptoms, the risk that these symptoms might indicate cancer (1%, 2%, 5%, or 10%), the relevant testing process, probable treatment, possible alternative diagnoses, and prognosis if cancer were identified. Participants were asked whether they would opt for diagnostic testing on the basis of the information in the vignette.Findings3469 participants completed 6930 vignettes. 3052 individuals (88%) opted for investigation in their first vignette. We recorded no strong evidence that participants were more likely to opt for investigation with a 1% increase in risk of cancer (odds ratio [OR] 1·02, 95% CI 0·99–1·06; p=0·189), although the association between risk and opting for investigation was strong when colorectal cancer was analysed alone (1·08, 1·03–1·13; p=0·0001). In multivariable analysis, age had an effect in all three cancer models: participants aged 60–69 years were significantly more likely to opt for investigation than were those aged 40–59 years, and those aged 70 years or older were less likely. Other variables associated with increased likelihood of opting for investigation were shorter travel times to testing centre (colorectal and lung cancers), a family history of cancer (colorectal and lung cancers), and higher household income (colorectal and pancreatic cancers).InterpretationParticipants in our sample expressed a clear preference for diagnostic testing at all risk levels, and individuals want to be tested at risk levels well below those stipulated by UK guidelines. This willingness should be considered during design of cancer pathways, particularly in primary care. The public engagement with our study should encourage general practitioners to involve patients in referral decision making.FundingThe National Institute for Health Research Programme Grants for Applied Research programme

    Innovationsverhalten der deutschen Wirtschaft : Hintergrundbericht zur Innovationserhebung 2001

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    Die hohe Beteiligung an InnovationsaktivitĂ€ten und der weiterhin hohe wirtschaftliche Erfolg, den Innovatoren aus der EinfĂŒhrung neuer Produkte und Prozesse - gerade auch auf internationalen MĂ€rkten - erzielen können, zeigt, dass das deutsche Innovationssystem insgesamt wettbewerbsfĂ€hig ist. Dies ist jedoch kein SelbstlĂ€ufer. Dieser Bericht liefert einige wichtige Hinweise auf Bereiche des Innovationssystems, in denen weitere Anstrengungen notwendig sind, um auch kĂŒnftig die LeistungsfĂ€higkeit der deutschen Wirtschaft zu erhalten

    Reading Recovery and children's writing : developing the writing of children with literacy learning difficulties

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    SIGLEAvailable from British Library Document Supply Centre-DSC:DXN027412 / BLDSC - British Library Document Supply CentreGBUnited Kingdo

    What difference can drop-in substitution actually make? A life cycle assessment of alternative water repellent chemicals

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    Per- and polyfluoroalkyl substances (PFASs) are used in durable water repellents (DWRs) on outdoor garments and manufacturers are currently phasing out hazardous PFASs. A critical question is: which alternatives should be chosen? The answer should depend on a holistic assessment, but the published inventory data and methodological guidance for assessing PFAS in products is slim and typically limited to hazard assessment. We aim to provide a holistic assessment of the potential environmental consequences of this phase out of DWRs, going beyond the more traditional hazard-focused substitution assessment to also include a broad life-cycle-based assessment of PFASs and their drop-in alternatives. In this study, potential environmental consequences of the phase out were evaluated by applying a life cycle assessment (LCA) to shell jackets with side-chain fluorinated polymer based (i.e., PFASs) or non-fluorinated alternative DWRs with the aim to support a substitution assessment. We demonstrated an innovative approach to impact assessment by inclusion of PFAS related fate and toxicity and invested effort towards contributing new primary inventory data by using a combination of industry dialogue and performance measurements from our larger project context. From a methodological point of view, this paper demonstrates the state-of-the-art in product LCA of persistent textile chemicals and identifies the current limits of this assessment approach. It also delivers new LCI data of use to other analysts. The LCA results in this paper suggest that jackets without PFASs are environmentally preferable. Potential problem shifting due to increased washing and reimpregnation of the jackets did not outweigh PFAS-related potential toxicity impacts as indicated by LCA results. Based on the results presented here, specific DWRs within the non-fluorinated DWR group could not be identified as preferable to others. This LCA does however provide a relevant starting point for more detailed studies on specific DWR systems and it supports moves to phase-out PFASs from non-essential DWR uses
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