Abstract
Google Scholar is an appealing data source for the measurement of scientific production in the social sciences and humanities (SSH) fields. Its appeal derives from its extensive coverage of the literature. This contrasts with issues of data quality, which are still quite controversial. This chapter aims to evaluate the reliability and validity of bibliometric indicators taken from Scholar as well as their coverage of the scientific production in the social sciences. The analysis will be based on a comparison of Scholar with other bibliometric data sources (Web of Science and Scopus) plus an institutional dataset. The reliability of Scholar indicators will be investigated through correlational analysis, while their validity will be assessed using different external criteria (the results of national evaluation procedures based on a peer review approach). The analysis will be developed for the population of Italian university professors in a subset of SSH: political philosophy, history, political science and sociology. The final discussion of the results will take into account the various purposes that bibliometric exercises try to achieve.
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Notes
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- 2.
We would like to thank Andrea Bonaccorsi and Marco Malgarini, who allowed us to use SUA-RD 2011–2013 data.
- 3.
Given that the VQR scores are highly confidential, these analyses were conducted directly by ANVUR. In this regard, we thank Marco Malgarini, Tindaro Cicero and Marco De Santis Puzzonia from ANVUR for their precious collaboration. We also need to report that given some difficulties in combining the CAVIB dataset with that of the VQR 2004–2010, the analysis was conducted for 1394 over 1697 cases (82% of the total sample).
- 4.
If instead of the Spearman correlation coefficients we had calculated the Pearson’s coefficient, the results would have been even lower.
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Biolcati-Rinaldi, F., Molteni, F., Salini, S. (2018). Assessing the Reliability and Validity of Google Scholar Indicators. The Case of Social Sciences in Italy. In: Bonaccorsi, A. (eds) The Evaluation of Research in Social Sciences and Humanities. Springer, Cham. https://doi.org/10.1007/978-3-319-68554-0_13
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