28,790 research outputs found

    Lory Masters Collection (The Dallas Way)

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    Photographs of two pages in the book "Lazy B" written by Sandra Day O'Connor and her brother H. Alan Day. On the first page is a photograph of Sue Pirtle, Kay Bailey Hutchison, and Lory Masters standing together. Their signatures are below the taped in picture and a note at the top reads "5/24/02 w/ Pitle; At the Grand Opening of "National Cowgirl Hall of Fame"". On the title page of the book is the autograph from the author Sandra Day O'Connor, along with another photograph of Sue Pitle, Sandra Day O'Connor, and Lory Masters

    Lory Masters Collection (The Dallas Way)

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    Photograph of a print by artist and print-maker Debbie Little-Wilson, a gift to Lory Masters. The print is divided into three sections, each depicting a cowboy theme motif. The first panel features two women hugging each other in front of a red truck that has rodeo written on the wooden crate. The second panel depicts a man riding a horse who is rearing, and the third panel shows a pair of cowboy boots next to a high-heel. At the bottom of the print the title, "Just the way you are" is written in Debbie Little-Wilson's handwriting. This print is 17/300, and signed d. little-wilson

    Baroque Music Masters

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    Presented by Houston Friends of Music, Inc. and Shepherd School of Music.Trio Sonata in D Major for Flute, Violoncello and Continuo, Op. 2, No. 8, Jean-Marie Leclair -- Suite in G Major for Violincelo Solo, BMV [sic] 1007, J. S. Bach -- Sonata in D Major for Harpsichord, Flute and Cello, J. C. F. Bach -- Sonata in G Major for Flute and Basso Continuo, Pietro Antonio Locatelli -- Wurttemberg Sonata No. 1 in A Minor for Harpsichord, C. P. E. Bach -- Pieces de Clavecin en Concert No. 1 en Do pour Clavecin, Flute et Violincelle, Jean-Philippe Rameau (1683-1764

    THE INFLUENCE OF THE E-MBA PROGRAM ON THE SELFDEVELOPMENT OF A MANAGER Explaining the Factors Influencing Self-Development

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    The objective of the Thesis was to show how the Executive Master of Business Administration program (E-MBA) has affected the self-development of the former students, the managers. The follow-up with these participants of the EMBA was conducted through personal interviews. The study was qualitative in nature but included quantitative features. The E-MBA education program at Gothenburg University was used as a case. The purpose was to find out and describe managers’ experiences of the benefits of the education for their self-development. Answers for the following research questions were found: How does the E-MBA education influence the selfdevelopment of a manager? How do the selected themes explain the selfdevelopment? How does gender influence self-development through these themes? Were the aims and goals of the E-MBA program achieved according to the participants’ (managers’) experiences? Theoretical construction consists of the theories of management education, selfdevelopment and gender issues. The results show that there has been progress in self-development of the managers as a result of the E-MBA studies. The selected themes truly described this development. The gender issue had a considerable impact on the depth of the self-development since females reflected more on the education than males

    Writing masters and accountants in England – a study of occupation, status and ambition in the early modern period

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    The purpose of this paper is to address the lack of knowledge of the accounting occupational group in England prior to the formation of professional accounting bodies. It does so by focusing on attempts made by the occupational group of writing masters and accountants to establish a recognisable persona in the public domain, in England, during the seventeenth and eighteenth century, and to enhance that identity by behaving in a manner designed to convince the public of the professionalism associated with themselves and their work. The study is based principally on early accounting treatises and secondary sources drawn from beyond the accounting literature. Notions of identity, credentialism and jurisdiction are employed to help understand and evaluate the occupational history of writing masters and accountants. It is shown that writing masters and accountants emerged as specialist pedagogues providing expert business knowledge required in the counting houses of entities which flourished during a period of rapid commercial expansion in mercantilist Britain. Their demise as an occupational group may be attributed to a range of factors amongst which an emphasis on personal identity, the neglect of group identity and derogation of the writing craft were most important.history ; accountants ; bookkeepers

    An exploration of the construct of Masters level clinical practice

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    This study aimed to explore the construct of Masters level clinical practice. A mixed methods approach converging quantitative and qualitative data was undertaken. Consensus of behaviours indicative of the construct was explored through a quantitative Delphi study. Participants represented a total population sample of Masters course tutors in healthcare (n = 48). Round 1 requested behaviours indicative of the construct. Quantitative content analysis informed the behaviours explored in round 2, where participants rated their relative importance. Round 3 asked participants to rank the behaviours in order of importance. Descriptive and inferential analysis enabled interpretation of consensus. The construct was also explored through an in-depth qualitative case study, using semi-structured interviews and participant observation. Purposive sampling selected the `case' of a manipulative physiotherapy course and the participants for the study. Analytic categories were derived from the data using a constant comparative process until saturation of the data were achieved. Theoretical propositions to identify the components of the construct were developed. The response rate for the Delphi study was very good (79.1%, 77.1% and 70.8% for rounds 1-3 respectively). Rounds 1 and 2 achieved good consensus enabling 21 agreed 'important' behaviours to be taken into round 3. The ranking process in round 3 afforded consensus overall, but also highlighted some differences between professions regarding the prioritisation of components of the construct. There was good convergence of the data with the case study, with clinical reasoning and knowledge identified as the most important components of the construct. The study has identified generic components of the construct of Masters level clinical practice. In addition specific components and their prioritisation for the speciality of manipulative physiotherapy are identified. Development of this work by exploring several case studies to enable further consideration of professions and specialities through analytic generalisation would be beneficial

    Gross thermodynamics of two-component core convection

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    We model the inner core by an alloy of iron and 8 per cent sulphur or silicon and the outer core by the same mix with an additional 8 per cent oxygen. This composition matches the densities of seismic model, Preliminary Reference Earth Model (PR-EM). When the liquid core freezes S and Si remain with the Fe to form the solid and excess 0 is ejected into the liquid. Properties of Fe, diffusion constants for S, Si, 0 and chemical potentials are calculated by first-principles methods under the assumption that S, 0, and Si react with the Fe and themselves, however, not with each other. This gives the parameters required to calculate the power supply to the geodynamo as the Earth's core cools. Compositional convection, driven by light O released at the inner-core boundary on freezing, accounts for half the entropy balance and 15 per cent of the heat balance. This means the same magnetic field can be generated with approximately half the heat throughput needed if the geodynamo were driven by heat alone. Chemical effects are significant: heat absorbed by disassociation of Fe and 0 almost nullify the effect of latent heat of freezing in driving the dynamo. Cooling rates below 69 K Gyr(-1) are too low to maintain thermal convection everywhere; when the cooling rate lies between 35 and 69 K Gyr(-1) convection at the top of the core is maintained compositionally against a stabilizing temperature gradient; below 35 K Gyr(-1) the dynamo fails completely. All cooling rates freeze the inner core in less than 1.2 Gyr, in agreement with other recent calculations. The presence of radioactive heating will extend the life of the inner core, however, it requires a high heat flux across the core-mantle boundary. Heating is dominated by radioactivity when the inner core age is 3.5 Gyr. We, also, give calculations for larger concentrations of O in the outer core suggested by a recent estimation of the density jump at the inner-core boundary, which is larger than that of PREM. Compositional convection is enhanced for the higher density jumps and overall heat flux is reduced for the same dynamo dissipation, however, not by enough to alter the qualitative conclusions based on PREM. Our preferred model has the core convecting near the limit of thermal stability, an inner-core age of 3.5 Gyr and a core heat flux of 9 TW or 20 per cent of the Earth's surface heat flux, 80 per cent of which originates from radioactive heating

    Can the Earth's dynamo run on heat alone?

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    The power required to drive the geodynamo places significant constraints on the heat passing across the core-mantle boundary and the Earth's thermal history. Calculations to date have been limited by inaccuracies in the properties of liquid iron mixtures at core pressures and temperatures. Here we re-examine the problem of core energetics in the light of new first-principles calculations for the properties of liquid iron. There is disagreement on the fate of gravitational energy released by contraction on cooling. We show that only a small fraction of this energy, that associated with heating resulting from changes in pressure, is available to drive convection and the dynamo. This leaves two very simple equations in the cooling rate and radioactive heating, one yielding the heat flux out of the core and the other the entropy gain of electrical and thermal dissipation, the two main dissipative processes. This paper is restricted to thermal convection in a pure iron core; compositional convection in a liquid iron mixture is considered in a companion paper. We show that heat sources alone are unlikely to be adequate to power the geodynamo because they require a rapid secular cooling rate, which implies a very young inner core, or a combination of cooling and substantial radioactive heating, which requires a very large heat flux across the core-mantle boundary. A simple calculation with no inner core shows even higher heat fluxes are required in the absence of latent heat before the inner core formed

    Book Review: Photoacoustic imaging and spectroscopy

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    Photoacoustic Imaging and Spectroscopy Lihong V. Wang, Editor, 499 pages +xx, ISBN: 978-1-4200- 5991-5, CRC Press, Taylor and Francis Group, Boca Raton, Florida (2009), $149.95, hardcover. Reviewed by Barry R. Masters, Visiting Scientist, Department of Biological Engineering, Massachusetts Institute of Technology, and Visiting Scholar, Department of the History of Science, Harvard University, Fellow of AAAS, OSA, and SPIE. [email protected] Photoacoustic Imaging and Spectroscopy is a multiauthored reference book that presents an advanced series of disparate chapters on the mathematical foundations, instrumentation, and applications of photoacoustic and thermoacoustic imaging. Lihong Wang, an eminent author, educator, scientist, and leader in the field of photoacoustic imaging and spectroscopy, is the editor of this book. Clearly this field is extremely active as evidenced by the diversity, the scope, and the quality of the field’s published literature. Nevertheless, I was surprised to read the back cover, which I think is overreaching with the claim that photoacoustics may make as dynamic a contribution to modern medicine as the discovery of the x ray once did. While this may be a “typical” overstatement by the publisher’s marketing team, it should be noted that within one year of the discovery of x rays there were more than one thousand publications related to the topic
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