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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

An Examination of Lotka’s law in the Field of Library and Information Studies

Askew, Consuella Antoinette 31 March 2008 (has links)
The purpose of this study was to test Lotka’s law of scientific publication productivity using the methodology outlined by Pao (1985), in the field of Library and Information Studies (LIS). Lotka’s law has been sporadically tested in the field over the past 30+ years, but the results of these studies are inconclusive due to the varying methods employed by the researchers. A data set of 1,856 citations that were found using the ISI Web of Knowledge databases were studied. The values of n and c were calculated to be 2.1 and 0.6418 (64.18%) respectively. The Kolmogorov-Smirnov (K-S) one sample goodness-of-fit test was conducted at the 0.10 level of significance. The Dmax value is 0.022758 and the calculated critical value is 0.026562. It was determined that the null hypothesis stating that there is no difference in the observed distribution of publications and the distribution obtained using Lotka’s and Pao’s procedure could not be rejected. This study finds that literature in the field of library and Information Studies does conform to Lotka’s law with reliable results. As result, Lotka’s law can be used in LIS as a standardized means of measuring author publication productivity which will lead to findings that are comparable on many levels (e.g., department, institution, national). Lotka’s law can be employed as an empirically proven analytical tool to establish publication productivity benchmarks for faculty and faculty librarians. Recommendations for further study include (a) exploring the characteristics of the high and low producers; (b) finding a way to successfully account for collaborative contributions in the formula; and, (c) a detailed study of institutional policies concerning publication productivity and its impact on the appointment, tenure and promotion process of academic librarians.
2

The prevalence and productivity effects of close friendship in academic science

Kiopa, Agrita 09 April 2013 (has links)
This dissertation examines the prevalence of friendship and its effects on productivity in academic science from the perspective of networked social capital. It seeks to understand what friendship is in the context of the professional environment, what distinguishes it from other professional relationships, and how it affects the function and the outcomes of science. The study was motivated by the increased emphasis of collaboration as a means of fostering research competitiveness. The research reported here was performed as part of the National Science Foundation project "NETWISE I: Women in Science and Engineering: Network Access, Participation, and Career Outcomes" (Grant # REC-0529642). The importance of friendship in the context of academic science has often been implied and anecdotal, but it has not been elucidated or empirically tested. This dissertation seeks to address this gap. The unit of analysis in the model is the individual. The dissertation conceptualizes friendship as one aspect of a collaborative relationship and thus an important determinant of a scientist's social capability of pool relevant resources for the purposes of productivity. It hypothesizes that professional and personal roles form an integrative relationship within collaborative ties and that such complementarity benefits individual goal attainment, specifically with regard to publication productivity. The results of the study show that friendship has a strong positive effect on an individual's publication productivity, which is comparable to the effect of collaboration across organizational boundaries. The results also show that while friendship is fairly prevalent in collaborative relationships, some groups of scientists are more likely to have friends among their closest collaborators than other groups; that friendships differ from other collaborative relationships in that they more often form between individuals of the same status, provide a greater variety of productivity-relevant resources such as knowledge, advice, endorsements of one's reputation, and introductions to potential collaborators; and that friendship facilitates the mobilization of these resources from personal collaborative networks for productivity purposes.

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