438 research outputs found

    Measuring Employee Perceptions of Organizational Tolerance for Failure

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    The empirical concept of Organizational Tolerance for Organizational Failure was examined. First, a clear definition of the concept was established and, second, the concept\u27s dimensionality was explored. Based on data collected from 140 participants, four main scale components were identified: Organizational Values and Beliefs, Organizational and Supervisor Support and Motivation, Compensation and Reward Systems, and Recognition. Even though the final scale developed represented a good research base, further development is needed to improve some of the subscale\u27s internal consistencies

    Reevaluating Colorado\u27s Groundwater Policy Framework

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    Water rights in semi-arid Eastern Colorado is a battleground topic. Between stressed surface water supplies and strict regulation of alluvial aquifers, farmers may face water shortages and impacts associated with high water table levels. Disruptions in farming on a large enough scale can have dire consequences for the local and state economy. Utilizing the framework of Livingston and Garrido’s 2004 paper, this study reevaluates the physical, economic, and institutional indicators of the efficacy of groundwater policy in Weld County, Colorado. We find that the most significant changes stem from costs associated with damages and mitigation related to a high water table. Findings may influence state and local government to adjust groundwater policy

    An analysis of perceptions of teacher candidates during observations of experienced teachers

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    The study examines how a teacher candidate in the education of deaf and hard of hearing students develops an awareness and knowledge of best practices by observing videotapes of experienced teachers in real classrooms. Analysis of 32 first year teacher candidates\u27 comments were recorded, providing explanatory and receptive observations of the experienced teachers in real classrooms. The analysis indicates that observations of certain behaviors of the experienced teachers provide valuable insight into effective and efficient means of educating deaf students in grades 5 through 10. The evaluations were - based on four criteria, (1) Best practices in Classroom Instruction, (2) Communication in the Classroom, (3) Teaching Strategies, (4) Classroom Management! Classroom Environment. Based on the results of this study, teacher education programs are encouraged to continue to support teacher candidates by providing a good curriculum, which offers the benefit of observing videotapes of experienced teachers in their classroom habitats

    Restoration of Endodontically Treated Teeth Review and Treatment Recommendations

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    Coronal restorations and posts can positively influence the long-term prognosis of teeth following root canal therapy. Final sealing the canal by placing an appropriate post and core will minimize leakage of oral fluids and bacteria into the periradicular area and is recommended as soon as possible after completion of root canal filling. Glass ionomer or MTA placed over the residual root canal filling after post space preparation may be effective to prevent bacterial leakage. A ferrule of 1-2 mm of tooth tissue coronal to the finish line of the crown significantly improves the fracture resistance of the tooth and is more important than the type of the material the core and post are made of

    Age Determination at Death from Osteon Counting by Means of Interactive Computer Graphics

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    The purpose of this study is to show the feasibility of doing osteon counting on the computer. A sample of 11 specimens were prepared by thin section techniques in order to be photographed through a Reichert transmitted-light interface contrast Zetopan research microscope. After the photographs were mosaiced into a single representative picture of the field of vision, the picture was digitized and processed for age by the computer. Digitizing the specimens is accomplished by the use of interactive computer graphics. Using a tablet with a cursor or pen, the picture is digitized and stored in a file of x and y coordinates on a magnetic disk by the computer. This file of stored data is used in other computer programs to measure dmax, centroid plots, area information on the individual features and calculate age at death for the specimen. Kerley and Ubelaker\u27s (1978) regression formulas were utilized. The major findings of the research concerned percent of circumferential lamellar bone and individual fields of vision. The regression formula for percent of circumferential lamellar bone as determined by the Kerley technique (1965) was not reliable with measured data of the computer. A new regression formula was calculated based on the measured data of the sample with eight out of eleven cases having the age range score bracketing the known age of the specimen. All three cases which were aged incorrectly were within plus or minus 10 years of the actual age. Another finding revealed that one field of vision is not superior to another. Some anthropologists had implied that the posterior field of vision, because of muscle attachment to the linea aspera, would yield faulty scores. My results show that the worst field is the medial view and not the posterior. When comparing individual field statistics to the four field total the results demonstrate that one field may be selected. The resulting age range calculated by the computer is as satisfactory as those age ranges produced from the four field total. Since no special training is required to operate the computer and cost of the equipment is economical, a large group of researchers wanting to do osteon counting could utilize my procedure

    Enhancing Nervous System Recovery through Neurobiologics, Neural Interface Training, and Neurorehabilitation.

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    After an initial period of recovery, human neurological injury has long been thought to be static. In order to improve quality of life for those suffering from stroke, spinal cord injury, or traumatic brain injury, researchers have been working to restore the nervous system and reduce neurological deficits through a number of mechanisms. For example, neurobiologists have been identifying and manipulating components of the intra- and extracellular milieu to alter the regenerative potential of neurons, neuro-engineers have been producing brain-machine and neural interfaces that circumvent lesions to restore functionality, and neurorehabilitation experts have been developing new ways to revitalize the nervous system even in chronic disease. While each of these areas holds promise, their individual paths to clinical relevance remain difficult. Nonetheless, these methods are now able to synergistically enhance recovery of native motor function to levels which were previously believed to be impossible. Furthermore, such recovery can even persist after training, and for the first time there is evidence of functional axonal regrowth and rewiring in the central nervous system of animal models. To attain this type of regeneration, rehabilitation paradigms that pair cortically-based intent with activation of affected circuits and positive neurofeedback appear to be required-a phenomenon which raises new and far reaching questions about the underlying relationship between conscious action and neural repair. For this reason, we argue that multi-modal therapy will be necessary to facilitate a truly robust recovery, and that the success of investigational microscopic techniques may depend on their integration into macroscopic frameworks that include task-based neurorehabilitation. We further identify critical components of future neural repair strategies and explore the most updated knowledge, progress, and challenges in the fields of cellular neuronal repair, neural interfacing, and neurorehabilitation, all with the goal of better understanding neurological injury and how to improve recovery

    Faulker, Ervena

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    Wright, Bernice

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    Daise, Ronald

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