1,570 research outputs found

    Deposing the malevolent spirit: a historical cultural ecology of malaria in northwest Ethiopia

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    PSAE Research Series No.

    A great agrarian cycle? A history of agricultural productivity and demographic change in highland Ethiopia, 1900-1987

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    African Studies Center Working Paper No. 13

    Orality, state literacy, and political culture in Ethiopia: Translating the Ras Kassa registers

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    African Studies Center Papers in the African Humanities No. 10This paper was presented at the Seminar on Performance and Popular Culture, held at Boston University, May 11-12, 1989, as part of the project on "African Expressions of the Colonial Experience. Publication of this paper was made possible by an interpretive research grant from the National Endowment for the Humanities

    Frontier agriculture, food supply, and conjuncture: a revolution in Dura on Ethiopia's Mazega 1898-1930

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    African Studies Center Working Paper No. 13

    The Political Ecology of Cereal Seed Development in Africa: A History of Selection

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    Agricultural history and the history of seeds in sub?Saharan Africa are an aggregate effect of individual day?to?day decisions by farmers. The role of seeds within an agricultural system can be a valuable indicator of both social and natural time since farmers' seed selections indicate both natural conditions – moisture, pests, soils – and short?term, season by season farm decisions about labour, potential yield vs risk and market potential. In the immediate future, international donors and African governments are planning that African farmers will receive their seeds from a global political structure that anticipates, perhaps wishfully, economic and political stability. Those expectations of development specialists are ones that failed at the end of the twentieth century. Will seed selection by African farmers in the twenty?first century take place in an ideal free market of infinite choice or in real?world conditions fraught with uncertainty of supply, climate fluctuations and unintended consequences within complex local ecologies

    Describing interruptions, multi-tasking and task-switching in the community pharmacy: A qualitative study in England

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    Background: There is growing evidence base around interruptions and distractions in the community pharmacy setting. There is also evidence to suggest these practices may be associated with dispensing errors. Up to date, qualitative research on this subject is limited. Objective: To explore interruptions and distractions in the community setting; utilising an ethnographic approach to be able to provide a detailed description of the circumstances surrounding such practices. Setting: Community pharmacies in England, July to October 2011. Method: An ethnographic approach was taken. Non participant, unstructured observations were utilised to make records of pharmacists’ every activities. Case studies were formed by combining field notes with detailed information on pharmacists and their respective pharmacy businesses. Content analysis was undertaken both manually and electronically, utilising NVivo 10. Results: Response rate was 12% (n=11). Over fifteen days, a total of 123 hours and 58 minutes of observations were recorded in 11 separate pharmacies of 11 individual pharmacists. The sample was evenly split by gender (female n=6; male n=5) and pharmacy ownership (independent n=5; multiple n=6). Employment statuses included employee pharmacists (n=6), owners (n=4) and a locum (n=1). Average period of registration as a pharmacist was 19 years (range 5-39 years). Average prescriptions busyness of pharmacies ranged from 2,600 – 24,000 items dispensed per month. Two key themes were: “Interruptions and task-switching” and “distractions and multi-tasking.” All observed pharmacists’ work was dominated by interruptions, task-switches, distractions and multi-tasking, often to manage a barrage of conflicting demands. These practices were observed to be part of a deep-rooted culture in the community setting. Directional work maps illustrated the extent and direction of task switching employed by pharmacists. Conclusions: In this study pharmacists’ working practices were permeated by interruptions and multi-tasking. These practices are inefficient and potentially reduce patient safety in terms of dispensing accuracy

    Gap modification of atomically thin boron nitride by phonon mediated interactions

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    A theory is presented for the modification of bandgaps in atomically thin boron nitride (BN) by attractive interactions mediated through phonons in a polarizable substrate, or in the BN plane. Gap equations are solved, and gap enhancements are found to range up to 70% for dimensionless electron-phonon coupling \lambda=1, indicating that a proportion of the measured BN bandgap may have a phonon origin

    Study protocol for a randomized controlled trial comparing the efficacy of a specialist and a generic parenting programme for the treatment of preschool ADHD

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    BACKGROUND: The New Forest Parenting Programme (NFPP) is a home-delivered, evidence-based parenting programme to target symptoms of attention-deficit/hyperactivity disorder (ADHD) in preschool children. It has been adapted for use with 'hard-to-reach' or 'difficult-to-treat' children. This trial will compare the adapted-NFPP with a generic parenting group-based programme, Incredible Years (IY), which has been recommended for children with preschool-type ADHD symptoms.METHODS/DESIGN: This multicentre randomized controlled trial comprises three arms: adapted-NFPP, IY and treatment as usual (TAU). A sample of 329 parents of preschool-aged children with a research diagnosis of ADHD enriched for hard-to-reach and potentially treatment-resistant children will be allocated to the arms in the ratio 3:3:1. Participants in the adapted-NFPP and IY arms receive an induction visit followed by 12 weekly parenting sessions of 1½ hours (adapted-NFPP) or 2½ hours (IY) over 2.5 years. Adapted-NFPP will be delivered as a one-to-one home-based intervention; IY, as a group-based intervention. TAU participants are offered a parenting programme at the end of the study. The primary objective is to test whether the adapted-NFPP produces beneficial effects in terms of core ADHD symptoms. Secondary objectives include examination of the treatment impact on secondary outcomes, a study of cost-effectiveness and examination of the mediating role of treatment-induced changes in parenting behaviour and neuropsychological function. The primary outcome is change in ADHD symptoms, as measured by the parent-completed version of the SNAP-IV questionnaire, adjusted for pretreatment SNAP-IV score. Secondary outcome measures are: a validated index of behaviour during child's solo play; teacher-reported SNAP-IV (ADHD scale); teacher and parent SNAP-IV (ODD) Scale; Eyberg Child Behaviour Inventory - Oppositional Defiant Disorder scale; Revised Client Service Receipt Inventory - Health Economics Costs measure and EuroQol (EQ5D) health-related quality-of-life measure. Follow-up measures will be collected 6 months after treatment for participants allocated to adapted-NFPP and IY.DISCUSSION: This trial will provide evidence as to whether the adapted-NFPP is more effective and cost-effective than the recommended treatment and TAU. It will also provide information about mediating factors (improved parenting and neuropsychological function) and moderating factors (parent and child genetic factors) in any increased benefit.TRIAL REGISTRATION: Current Controlled Trials, ISRCTN39288126.</p
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