Bias in Indexing: Effects on Visibility and Equity

A special issue of Publications (ISSN 2304-6775).

Deadline for manuscript submissions: 31 October 2025 | Viewed by 2634

Special Issue Editors

Department of Library and Information Science, Keimyung University, 1095 Dalgubeol-daero, Dalseo-gu, Daegu 42601, Republic of Korea
Interests: scientometrics; scholarly communications; social sciences

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Guest Editor
Department of Library and Information Science, Rajagiri College of Social Sciences, Kochi 683104, India
Interests: bibliometrics; scientometrics; information science; publication ethics; research evaluation

Special Issue Information

Dear Colleagues,

Indexing spans a broad array of elements, including academic journals, articles, books, financial indices, animal species, and pharmaceuticals. Biases in indexing arise when indexing agencies systematically prioritize certain types of content over others, often influenced by factors such as language, geographic region, or publishing standards. Such biases can result in the unequal representation of diverse perspectives and restrict access to valuable research. Consequently, these biases have the potential to impede the advancement of knowledge and exacerbate existing inequalities. For instance, biases may emerge in the preferential treatment of specific journals or research domains, the prioritization of particular stocks in financial indices, or the classification of certain animal species or pharmaceuticals. These biases influence the manner in which information is represented and accessed, impacting research visibility, funding allocation, citation patterns, and even market behavior and investment decisions.

This Special Issue seeks to examine the characteristics, methodologies, and broader ramifications of biases in indexing, with a focus on how these factors shape the visibility and coverage of information across various contexts. We invite contributions that critically engage with empirical data, propose novel methodologies for identifying and mitigating biases, and assess the ways in which these practices influence decisions regarding the inclusion of content in academic research, public discourse, and market analyses. The objective is to advance a deeper understanding of how biases in indexing influence knowledge ecosystems and to promote practices that are more inclusive and representative.

Addressing these biases is critical, as they affect not only the visibility of research but also its potential for funding, citation impact, and overall scholarly influence. In financial contexts, indexing practices can alter market behavior, influence investment strategies, and shape broader economic perceptions. Research in this domain can offer valuable insights for policy development, inform improvements in indexing methodologies, and foster more equitable dissemination of knowledge.

We welcome submissions on the following topics:

  • Theoretical frameworks for analyzing bias in indexing;
  • Empirical investigations into the effects of indexing bias;
  • Methodologies for detecting and mitigating biases in indexing;
  • Case studies exploring the impact of indexing bias across various disciplines and regions;
  • Critical evaluations of indexing practices and their potential for bias;
  • Comparative analyses of different indexing databases and bodies;
  • Investigations into how indexing practices shape financial markets;
  • Policy recommendations for promoting equitable indexing practices;
  • Analyses of local versus global indexing practices and their implications;
  • The role of indexing in shaping public understanding and informing policy-making.

Dr. Eungi Kim
Dr. Bakthavachalam Elango
Guest Editors

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Keywords

  • bias in indexing
  • indexing methodologies
  • visibility and coverage
  • indexed content types
  • research impact
  • market influence
  • mitigation of biases
  • comparative practices
  • policy implications
  • knowledge dissemination
  • bias detection
  • bias correction
  • indexing metrics

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Published Papers (2 papers)

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23 pages, 1601 KiB  
Article
Unequal Access, Unequal Impact? The Role of Open Access Policies in Publishing and Citation Trends Across Three Countries
by Shlomit Hadad, Daphne R. Raban and Noa Aharony
Publications 2025, 13(2), 20; https://doi.org/10.3390/publications13020020 - 16 Apr 2025
Viewed by 710
Abstract
This bibliometric study investigates Open Access (OA) publication and citation trends in Austria, Israel, and Mexico from 2010 to 2020—three countries with comparable research output but differing OA infrastructures. (1) Background: The study examines how national OA policies, funding mechanisms, and transformative agreements [...] Read more.
This bibliometric study investigates Open Access (OA) publication and citation trends in Austria, Israel, and Mexico from 2010 to 2020—three countries with comparable research output but differing OA infrastructures. (1) Background: The study examines how national OA policies, funding mechanisms, and transformative agreements (TAs) shape publication and citation patterns across disciplines. (2) Methods: Using Scopus data, the analysis focuses on four broad subject areas (health, physical, life, and social sciences), applying both three-way ANOVA and a Weighted OA Citation Impact index that adjusts citation shares based on the proportional representation of each subject area in national research output. An OA Engagement Score was also developed to assess each country’s policy and infrastructure support. (3) Results: OA publications consistently receive more citations than closed-access ones, confirming a robust OA citation advantage. Austria leads in both OA publication volume and weighted impact, reflecting its strong policy frameworks and TA coverage. Israel, while publishing fewer OA articles, achieves high citation visibility in specific disciplines. Mexico demonstrates strengths in repositories and Diamond OA journals but lags in transformative agreements. (4) Conclusions: National differences in OA policy maturity, infrastructure, and publishing models shape both visibility and citation impact. Structural limitations and indexing disparities may further affect how research from different regions and disciplines is represented globally, emphasizing the need for inclusive and context-sensitive frameworks for evaluating OA engagement. Full article
(This article belongs to the Special Issue Bias in Indexing: Effects on Visibility and Equity)
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17 pages, 449 KiB  
Article
Polarization in BRICS and G7: Scopus-Indexed Journal Production Trends (2013–2023)
by Eungi Kim, Sureshkrishnan Ramakrishnan and Jason Lim Chiu
Publications 2025, 13(1), 9; https://doi.org/10.3390/publications13010009 - 13 Feb 2025
Viewed by 966
Abstract
The objective of this study is to examine disparities in Scopus-indexed journal production between BRICS and G7 countries from 2013 to 2023, focusing on growth trends, open access (OA) and non-OA production, subject representation, and quality metrics. Using data from the SCImago Journal [...] Read more.
The objective of this study is to examine disparities in Scopus-indexed journal production between BRICS and G7 countries from 2013 to 2023, focusing on growth trends, open access (OA) and non-OA production, subject representation, and quality metrics. Using data from the SCImago Journal Rank portal, the analysis evaluated growth rates, quartile rankings, and publisher dynamics. G7 countries maintained their global leadership, characterized by stable production systems and high-impact journals predominantly managed by commercial publishers. In contrast, the countries of Brazil, Russia, India, China, and South Africa (BRICS) exhibited diverse trends: China and Russia demonstrated rapid expansion through state-backed initiatives and the rise of domestic publishers, aiming to reduce reliance on foreign publishers and enhance global visibility. However, India experienced a decline, while Brazil and South Africa showed only modest growth in Scopus-indexed journal production. Similarly, G7 countries displayed internal variability, with the UK and Italy achieving notable growth, whereas Japan and France faced declines. These disparities within both groups underscore the critical influence of national research policies and infrastructure on journal production. BRICS countries showed a strong focus on STEM disciplines, with China emerging as a leader in both OA and non-OA journal production. Conversely, G7 countries maintained a balanced representation across STEM and social sciences. These findings suggest that national policies and infrastructure investments are key drivers of journal production growth, with BRICS countries leveraging new initiatives for expansion and G7 countries maintaining dominance through established systems. Full article
(This article belongs to the Special Issue Bias in Indexing: Effects on Visibility and Equity)
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