Research output per year
Research output per year
Personal profile
Current courses
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Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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Dive into the research topics where Ruth Tietjen is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
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Extremism, Fanaticism, Fundamentalism, Terrorism: A Conceptual Map
Peels, R., Tietjen, R. R., Horgan, J. & Berger, J. M., 2025, Conceptualizing Extreme Beliefs and Behaviors: Definitions and Relations. Peels, R. & Horgan, J. (eds.). Oxford: Oxford University Press, p. 241-271 31 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › Scientific › peer-review
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Loneliness and Radicalization
Tirkkonen, S. & Tietjen, R. R., 2025, In: Philosophy and Social Criticism. 30 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile67 Downloads (Pure) -
The Appropriateness of Political Emotions
Szanto, T. & Tietjen, R. R., 2025, In: Ergo. 12, 45, p. 1172-1204 33 p.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile41 Downloads (Pure) -
Zukunftsvergessenheit
Tietjen, R. R., 2025, (Accepted/In press) Emotionen der Zukunft. von Sass, H. (ed.). Matthes & Seitz, 8 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › Popular
File48 Downloads (Pure) -
Affects and Emotions: Antagonism, Allegiance, and Beyond
Osler, L. & Tietjen, R. R., 2024, Routledge Handbook of Political Phenomenology. Baratella, N., Herrmann, S., Loidolt, S., Matzner, T. & Thonhauser, G. (eds.). Routledge, 15 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › Scientific › peer-review
Open AccessFile92 Downloads (Pure)
Activities
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Social Theory and Practice (Journal)
Tietjen, R. R. (Reviewer)
Jan 2026Activity: Publication peer-review and editorial work types › Publication peer-review › Scientific
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Human Studies (Journal)
Tietjen, R. R. (Reviewer)
Dec 2025Activity: Publication peer-review and editorial work types › Publication peer-review › Scientific
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Communities of the Lonely
Tietjen, R. R. (Speaker)
Nov 2025Activity: Talk or presentation types › Invited talk › Scientific
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Affective Lives: Autotheoretical Experiments
Tietjen, R. R. (Organiser)
Oct 2025Activity: Participating in or organising an event types › Organising a conference › Scientific
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Crises of Loneliness and Belonging: Philosophical Perspectives
Tietjen, R. R. (Speaker)
Sept 2025Activity: Talk or presentation types › Oral presentation › Professional
Press/Media
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Philosopher Ruth Tietjen: ‘Loneliness makes you vulnerable to radicalization’
25/09/25
1 Media contribution
Press/Media: Expert Comment
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Loneliness and Radicalization
Tietjen, R. R. & Tirkkonen, S.
21/07/25
1 Media contribution
Press/Media: Expert Comment
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Loneliness plays role in processes of political radicalization
11/07/25
1 Media contribution
Press/Media: Expert Comment
Prizes
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Susimetsa Philosophicum Writing Residency (10.-24.11.2024)
Tietjen, R. R. (Recipient), Nov 2024
Prize: Fellowship