Min, C. Zhao, Y., Bu, Y., Ding, Y., Wagner, C.S. (in review).Has China caught up to the US in AI research? An exploration of mimetic isomorphism as a model for late industrializers. ArXiv preprint.

Wagner, C.S. Co-creating maps and atlases. Science Magazine  382 (6668), 274-274.

Wagner, C.S. (2023) China continues to improve in top-cited research. ISSI newsletter #74 Vol 19 No.2.

Wagner, C.S., Whetsell, T.A. (in review). Developing an Index of National Research Capacity. https://arxiv.org/abs/2306.03981

Wagner, C.S., Simon, D. (2023). China’s Use of Formal Science and Technology Agreements as a Tool of Diplomacy, Science and Public Policy.


Wagner, C. Cai, X. “Drop in China-USA International Collaboration,” ISSI Newsletter #69, April 2022.

Wagner, C., Zhang, L., Leydesdorff, L. (2022).  A discussion of measuring the top-1 percent most- 

highly cited publications: Quality and impact of Chinese papers. Scientometrics 127(4), 1825-1839.

Wagner, C.S., Cai, X., Zhang, Y., Fry, C. (2022) One Year In: COVID-19 Research at the International Level, Using CORD-19 Data. PLOS One.

Link, A.N., Wagner, C.S. (2022). The publicness of public research. Science and Public Policy 48(5) p. 757-762.


Wagner, C., Raadschelders, J., Cai, X. (in review). The Study of Public Administration: Boundaries and (Inter)disciplinarity.

Guile, B., Wagner, C.S. (2021) A New S&T Policy for a New Global Reality, Issues in Science and Technology, Vol. 37, No. 4 (SUMMER 2021), 41-43. . [editor-reviewed]

Y Zhang, X Cai, CV Fry, M Wu, CS Wagner (2021). Topic evolution, disruption and resilience in early COVID-19 research, Scientometrics 126(5), 4225-4253.

C Cai, X., Fry, C.V., Wagner, C.S. (2021) International collaboration during the COVID-19 crisis: autumn 2020 developments, Scientometrics 126, 3683-3692

TA Whetsell, AM Dimand, K Jonkers, J Baas, CS Wagner, 2021. Democracy, complexity, and science: exploring structural sources of national scientific performance, Science and Public Policy 48(5), 697-711.

Leydesdorff, L. Bornmann, B., Wagner, C.S. (2021). Improved Clusterings and Visualizations of 11,359 Journals in the JCRs 2015. Scientometrics (online first).

Wagner, C.S., Schwaag-Serger, S., Cao, C., Geonaga, X., Jonkers, K. (2021). What do China’s Scientific Ambitions Mean for Science – and the World? Issues in Science and Technology of the National Academies of Science, Engineering, and Medicine. [editor-reviewed]

Leydesdorff, L., Wagner, C. S., & Zhang, L. (2021). Are University Rankings Statistically Significant? A Comparison among Chinese Universities and with the USAJournal of Data and Information Science, 6(2).


Cao, C., Baas, J., Wagner, C. S., & Jonkers, K. (2020). Returning scientists and the emergence of China’s science system. Science and Public Policy47(2), 172-183.

Whetsell, T. A., Leiblein, M. J., & Wagner, C. S. (2020). Between promise and performance: Science and technology policy implementation through network governance. Science and Public Policy47(1), 78-91.

Fry, C., Zhang, Y. Cai, X., Wagner, C. (2020). Consolidation in a Crisis: Patterns of International Collaboration in COVID-19 Research, PLoS One, 21 Jul 2020 doi.org/10.1371/journal.pone.0236307

Wagner, C.S., Cai, X., Mukherjee, S. (2020). China’s Scholarship Shows Creativity, Scientometrics, 1-12.

Wagner, C.S. (2020). Measuring the impacts of research investments: Beyond the economic approach, SSRN 3523823 [preprint]


Wagner, C.S. (2019). A Challenge to Our Community: Openness, Relevance, and Trust. Frontiers in Research Policy and Strategic Management.

Wagner, C. S., Whetsell, T. A., & Mukherjee, S. (2019). International research collaboration: Novelty, conventionality, and atypicality in knowledge recombination. Research Policy, 48(5), 1260-1270.

Wagner, C. S., Whetsell, T. A., & Mukherjee, S. (2019). Novel findings rare from international collaborations, Nature Index, 7 March 2019.

 Leydesdorff, L., Bornmann, L., Wagner, C.S. (2019). Interdisciplinarity as diversity in citation patterns among journals: Rao-Stirling diversity, relative variety, and the Gini coefficient, Journal of Informetrics, 13(1), 255-269.

Leydesdorff, L., Bornmann, L., Wagner, C.S. (2019). The relative influences of government funding and international collaboration on citation impact. Journal of the Association for Information Science and Technology 70(2), 198-201.

Leydesdorff, L., Wagner, C.S., Porto‐Gomez, I., Comins, J., Phillips, F. (2019). Synergy in the knowledge base of US innovation systems at national, state, and regional levels: The contributions of high‐tech manufacturing and knowledge‐intensive services.  Journal of American Society for Information Sciences 70(10) 1108-1123.

Leydesdorff, L. Wagner, C., Bormann, L. (2019). Diversity measurement: Steps toward the measurement of interdisciplinarity? Journal of Informetrics, 13(3), 904-905.


Leydesdorff, L., Wagner, C.S., Bornmann, L. (2018). Discontinuities in Citation Relations among Journals: Self-organized criticality as a model of scientific revolutions and change. Scientometrics, 116(1), 623-644.

Leydesdorff, L., Wagner, C.S., Bornmann, L. (2018). Betweenness and diversity in journal citation networks as measures of interdisciplinarity—A tribute to Eugene Garfield. Scientometrics, 114(2), 567-592.

Bornmann, L., Wagner, C.S., Leydesdorff, L. (2018). The geography of references in elite articles: What countries contribute to the archives of knowledge? PLoS One, 13(3): e0194805.

Wagner, C.S., Whetsell, T.A., Baas, J., Jonkers, K. (2018). Openness and Impact of Leading Scientific Countries. Frontiers in Research Metrics and Analytics, 3(10).


Wagner, C.S., Jonkers, K. (2017). Open Countries have Strong Science. Nature, 530, Oct 5.

Wagner, C.S., Whetsell, T.A., Leydesdorff, L. (2017). Growth of International Collaboration in Science: revisiting six specialties. Scientometrics, online first, 9 January 2017.

Leydesdorff, L., Bornmann, L., Wagner, C.S. (2017). Generating clustered journal maps: an automated system for hierarchical classification. Scientometrics, 10(3), 1601-1604.

Wagner, C.S., Leydesdorff, L. (2017). Envisioning Vision: Journal Clusters in Ophthalmology. Insights in Ophthalmology, 1(1).


Wagner, C.S. (2016). Rosalind’s Ghost: Biology, Collaboration, and the Female. PLoS Biology, 4 November 2016.

Lyons, L., Colglazier, E.W., Wagner, C.S., Borner, K., Dooley, D., Mote, C.D., Roco, M. (2016). How Collaborating in Science Helps America. Science & Diplomacy, June.

Leydesdorff, L., Bornmann, L., Wagner, C.S. (2016). Replicability and the Public/Private Divide, Journal of the Association for Scientometrics and Informetrics.


Wagner C.S., Park H.W., Leydesdorff, L. (2015). The Continuing Growth of Global Cooperation Networks in Research: A Conundrum for National Governments.  PLoS One, Jul 21, 2015.

Wagner C.S., Horlings E., Whetsell T.A., Mattsson P., Nordqvist K. (2015). Do Nobel Laureates Create Prize-Winning Networks? An Analysis of Collaborative Research in Physiology or Medicine. PLoS One, Jul 31 2015.

Bornmann, L., Wagner, C.S., Leydesdorff, L. (2015). BRIC countries and scientific excellence: A bibliometric analysis of most frequently cited papers. Journal of the Association for Information Science and Technology, 66(7), 1507-1513.

Wagner, C.S., Bornmann, L, Leydesdorff, L. (2015). Recent Developments in China-US Science Cooperation. Minerva, 53(3), 199-214.


Wagner, C.S. (2014). Innovation Goes Global. Science, 343(6172), 730.

Wagner, C.S., Kim, DJ. (2014). "The Price of Big Science: Scarcity and Abundance in Scientific Publishing." Policy & Complex Systems, 1(1). (Mar 2014): 108-127.

Leydesdorff, L., Wagner, C.S., Bornmann, L. (2014). "The European Union, China, and the United States in the Top-1 % and Top­ 10% of Layers of Most Frequently Cited Publications: Competition and Collaborations." Journal of Informetrics, 8(3), 606-617.

Leydesdorff, L., Park, H.W., Wagner, C.S. (2014). International Coauthorship Relations in the Social Sciences Citation Index: Is internationalization leading the Network? Journal of the Association for Information Science and Technology, 65(10), 2111-2126.


Wagner, C.S., Alexander, J. (2013). "Evaluating Transformative Research Programs: A Case Study of the NSF Small Grants for Exploratory Research (SGER) Program." Research Evaluation, 22(1), 87-197.

Leydesdorff, L., Wagner, C.S., Park, H.W., Adams, J. (2013)."International Collaboration in Science: The Global Map and the Network." El profesional de la informacion, 22(1), 87-94.


Wagner, C.S., Leydesdorff, L. (2012). "An Integrated Impact Indicator: A new definition of 'Impact' with policy relevance." Research Evaluation, 21(3), 183-188.

Wagner, C.S., Wong, SK. (2012). "Unseen science? Representation of BRICs in global science." Scientometrics, 90(3). 1001-1013.

Leydesdorff, L., Wagner, C.S. (2012). "Macro-level indicators of the relations between research funding and research output." Journal of lnformetrics, 3(4), 353-362.

Wagner, C.S., Wong, SK. (2012). "Unseen science? Representation of BRICs in global science." Scientometrics, 90(3), 1001-1013.


Wagner, C.S., Roessner, D., Bobb, K., et al. (2011). "Approaches to understanding and measuring interdisciplinary scientific research (IDR): A review of the literature." Journal of lnformetrics. 5(1), 14-26.

Wagner, C. S. (2011). The Shifting Landscape of Science. Issues in Science and Technology, 28(1), 77-81.

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