Dimity Stephen

Dr. Dimity Stephen

Research Area Research System and Science Dynamics
Researcher
  • +49 30 2064177-26
  • +49 30 2064177-99

Dr. Dimity Stephen completed her undergraduate studies in psychology at Queensland University of Technology in Brisbane, Australia. She worked at the Australian Bureau of Statistics analysing causes of mortality from 2010 to 2017. She completed her doctoral thesis in public health in 2017 at Queensland University of Technology. She has been working in the Competence Centre for Bibliometrics at the German Centre for Higher Education Research and Science Studies (DZHW) in Berlin since July 2018.

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Projects

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EFI-Studies on the German innovation system
Competence Network for Bibliometrics
Publications

List of publications

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Gastbeitrag: Zur bibliometrischen Messung der internationalen Wissenschaftlermobilität.

Stephen, D., & Stahlschmidt, S. (2021).
Gastbeitrag: Zur bibliometrischen Messung der internationalen Wissenschaftlermobilität. Wissenschaft Weltoffen: Daten und Fakten zur Internationalität von Studium und Forschung in Deutschland und weltweit 2021. Deutschland: Deutscher Akademischer Austauschdienst und Deutsches Zentrum für Hochschul- und Wissenschaftsforschung.

Differences between Web of Science, Scopus, and Dimensions in structure and citation networks affect German sectors’ normalised citation impact.

Stahlschmidt, S., & Stephen, D. (2021).
Differences between Web of Science, Scopus, and Dimensions in structure and citation networks affect German sectors’ normalised citation impact. In W. Glänzel, S. Heeffer, P.-S. Chi, & R. Rosseau (Hrsg.), Proceedings of the 18th International Conference on Scientometrics and Informetrics (S. 1051-1062). Leuven: KU Leuven / International Society for Scientometrics and Informetrics (I.S.S.I.).

From indexation policies through citation networks to normalized citation impacts: Web of Science, Scopus, and Dimensions as varying resonance chambers.

Stahlschmidt, S., & Stephen, D. (2021).
From indexation policies through citation networks to normalized citation impacts: Web of Science, Scopus, and Dimensions as varying resonance chambers. Ithaca: arXiv.

Performance and Structures of the German Science System 2021.

Stephen, D., & Stahlschmidt, S. (2021).
Performance and Structures of the German Science System 2021. Studien zum deutschen Innovationssystem. Berlin: Expertenkommission Forschung und Innovation (EFI).

Comparison of Web of Science, Scopus and Dimensions databases.

Stahlschmidt, S., & Stephen, D. (2020).
Comparison of Web of Science, Scopus and Dimensions databases. Report to Kompetenzzentrum Bibliometrie. Hannover: DZHW.

Performance and Structures of the German Science System 2020.

Stephen, D., Stahlschmidt, S., & Hinze, S. (2020).
Performance and Structures of the German Science System 2020. In Expertenkommission Forschung und Innovation (EFI) (Hrsg.), Studien zum deutschen Innovationssystem, 5-2020, Berlin: Expertenkommission Forschung und Innovation (EFI).

Varying resonance chambers: A comparison of citation-based valuations of duplicated publications in Web of Science and Scopus.

Stahlschmidt, S., & Stephen, D. (2019).
Varying resonance chambers: A comparison of citation-based valuations of duplicated publications in Web of Science and Scopus. In Catalano, G., Daraio, C., Gregori, M., Moed, H. F., & Ruocco, G (Hrsg.) Proceedings of the 17th Conference of the International Society for Scientometrics and Informetrics (ISSI 2019), Vol. 2, (S. 1698-1709). Edizioni Efesto. ISBN 978-88-3381-118-5.

Performance and Structures of the German Science System.

Stahlschmidt, S., Stephen, D., & Hinze, S. (2019).
Performance and Structures of the German Science System. Berlin: EFI, Studien zum deutschen Innovationssystem Nr. 05-2019.

Time series models of environmental exposures: Good predictions or good understanding.

Barnett, A., Stephen, D., Huang, C., & Wolkewitz, M. (2017).
Time series models of environmental exposures: Good predictions or good understanding. Environmental Research, 154, 222-225.

Using microsimulation to estimate the future health and economic costs of salmonellosis under climate change in Central Queensland, Australia.

Stephen, D., & Barnett, A. (2017).
Using microsimulation to estimate the future health and economic costs of salmonellosis under climate change in Central Queensland, Australia. Environmental Health Perspectives, 125(12).

Effect of temperature and precipitation on salmonellosis cases in South-East Queensland, Australia: an observational study.

Stephen, D., & Barnett, A. (2016).
Effect of temperature and precipitation on salmonellosis cases in South-East Queensland, Australia: an observational study. BMJ Open, 6(2), e010204.
Presentations

List of presentations & conferences

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A comparative analysis of international scientist mobility between data sources and measurement pathways.

Stephen, D., & Stahlschmidt, S. (2021, November).
A comparative analysis of international scientist mobility between data sources and measurement pathways. Vortrag auf der Konferenz Nordic Workshops on Bibliometrics and Research Policy 2021 (NWB2021), University of Southern Denmark, Odense, Denmark.

Performance and structures of the german science system.

Stahlschmidt, S. (2021, Oktober).
Performance and structures of the german science system. Vortrag auf der Summer School The German Science System, Plant 2030 Academy.

A comparative analysis of international scientist mobility between data sources and measurement pathways.

Stephen, D., & Stahlschmidt, S. (2021, September).
A comparative analysis of international scientist mobility between data sources and measurement pathways. Vortrag auf dem Workshop Methodological Innovations in Research on Spatial Mobility: Potentials and Pitfalls, Forschungscluster Mobilität und migrationsspezifische Ungleichheiten und Empirische Methoden der Hochschul- und Wissenschaftsforschung, Hannover.

Differences between Web of Science, Scopus, and Dimensions in structure and citation networks affect German sectors’ normalised citation impact.

Stahlschmidt, S., & Stephen, D. (2021, Juli).
Differences between Web of Science, Scopus, and Dimensions in structure and citation networks affect German sectors’ normalised citation impact. Vortrag auf der Konferenz 18th Conference of the International Society for Scientometrics and Informetrics (ISSI 2021), KU Leuven, Leuven, Belgium.

The difficulties in disentangling the causal effects of science policy on countries’ performance indicators.

Stephen, Dimity (2020, Oktober).
The difficulties in disentangling the causal effects of science policy on countries’ performance indicators. Talk at the Causality in the Social Sciences Workshop II. 07.10.2020, Hannover.

Changing the shoulders I am standing on: Describing the changes that occurred in publications’ reference lists after peer review.

Stephen, D. in collaboration with Akbaritabar, A., Hartstein, J., & Heger, C. (2020, September/Oktober).
Changing the shoulders I am standing on: Describing the changes that occurred in publications’ reference lists after peer review. Talk at the PEERE International Conference on Peer Review. 29.09.2020-01.10.2020, Valencia, Spain.

Varying resonance chambers: A comparison of citation-based valuations of duplicated publications in Web of Science and Scopus.

Stahlschmidt, S., & Stephan, D. (2019, September).
Varying resonance chambers: A comparison of citation-based valuations of duplicated publications in Web of Science and Scopus. Vortrag auf der 17th International Conference on Scientometrics & Informetrics (ISSI2019), 02.-05.09.2019, Rom, Italien.

EFI 2019, Performance and Structures of the German Science System: An overview of the macro- and micro-comparisons.

Stephen, D. (2019, Juni).
EFI 2019, Performance and Structures of the German Science System: An overview of the macro- and micro-comparisons. Presentation at the Indo-German Workshop on Information Retrieval, Informetrics & Scientometrics (IRIS), 11-13 June 2019, Cologne, Germany.