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Christina Barz

Project Manager

Christina Barz is a Project Manager at ConPolicy, where she leads projects at the intersection of consumer policy, digitalization, and sustainability. She possesses extensive methodological expertise in computational social science, with a particular focus on Natural Language Processing (NLP) - ranging from sentiment analysis to the identification of disinformation patterns. Her core thematic areas include digital consumer protection, the dynamics of misinformation, and sustainability communication.

Christina Barz completed her degree in Psychology at the University of Vienna, specializing in environmental psychology as well as industrial, organizational, and economic psychology. She has published in and serves as a guest editor for academic journals in the field of environmental psychology. Furthermore, she is a co-author of the book “Kritische Umweltpsychologie: Krisen verstehen, Handlungsfähigkeit entwickeln” (Critical Environmental Psychology: Understanding Crises, Developing Agency), published by Psychosozial Verlag in 2024 and set to be released in English in 2026.

She further honed her scientific profile through several international research stays: at the University of Nottingham, she utilized NLP methods to investigate collective emotional dynamics in digital climate discourses, and at Leipzig University, she researched the application of Large Language Models in studies on societal visions of the future. She has deepened her methodological expertise through multiple specialized training programs in data science and machine learning. During her interdisciplinary research stay at the University of Vienna, she expanded her knowledge of automated text processing through intensive project collaborations.

Selected publications

  • Ratcliffe, E. et al. (2026). Research trends in environmental psychology: A bibliometric analysis of peer-reviewed publications, 2004–2024. Journal of Environmental Psychology, 102927.
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  • Barz, C., Siegel, M., & Hanss, D. (2025). Analyzing the online communication of environmental movement organizations: NLP approaches to topics, sentiment, and emotions. In: Proceedings of the 1st Workshop on Ecology, Environment, and Natural Language Processing.
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  • Barz, C. et al. (2025). Understanding disagreement: An annotation study of sentiment and emotional language in environmental communication. In: Proceedings of the 19th Linguistic Annotation Workshop.
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  • Duden, G., & Barz, C. (2024). 1.1 Universelle Psychologie? In Kritische Umweltpsychologie (pp. 43–60). Psychosozial-Verlag.
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  • Barz, C. (2024). Exploring collective identity, efficacy beliefs, sentiment and emotions in German environmental movements: A natural language processing approach. In NSG 2024: 2nd Symposium on NLP for Social Good.
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Selected lectures and presentations

  • Online seminar Green Wave, Germany Ticket or Parking Fees: Strategies and incentives to change mobility behavior (Bremen, June 13th 2024)
  • Future Mobility Summit of the Tagesspiegels: Nudging in corporate mobility management (Digital, September 2023)
  • Forum: Nudging for climate protection – pros and cons: What is nudging? An introduction (Bremen, Mai 21, 2019)
  • Debate about Mobility 4.0 at the ESMT Berlin: Big Data in Public Transport Systems – Consumers point of view (Berlin, July 10, 2018)
  • Future workshops: Sustainability, migration, digitization: Nudging – A useful tool to promote sustainable behavior? (Oldenburg, September 06, 2018)

more lectures and presentations