Fellow (ehemalig)

Dr. Elisabeth Theresia Widmer

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Postdoctoral Researcher at the London School of Economics

In cooperation with Prof. Dr. Rainer Forst

Duration of stay: April – September 2025

Dr. Elisabeth Theresia Widmer is a postdoctoral researcher, specializing in the theoretical frameworks that have shaped what is colloquially called “social democracy” (though she prefers the term communitarian republicanism). Her primary research interest lies in what she calls the “left-Kantian” tradition of the nineteenth and twentieth centuries. This current is heavily influenced by Kant’s philosophy but replaces his individualist notion of freedom with a communitarian concept of freedom inspired by Marx. Although her work focuses on historical authors, she engages with them in dialogue with contemporary political theorists, particularly neo-Marxists (such as Gerald A. Cohen), neo-Republicans (such as Philip Pettit), and Critical Theorists (such as Rainer Forst). 

Research project title:
Left-Kantianism

Publications (selection):
Book
2023. Left-Kantianism in the Marburg School, De Gruyter
Articles
2025. “Kant’s Republican Account of Citizenship,” Ratio.
2025. “Johann Benjamin Erhard on Economic Injustice,” British Journal for the History of Philosophy.
2024. “Hermann Cohen’s Neo-Kantian Socialism,” Kantian Review.

Events:
May 27: Lecture „Kant on Republicanism, Economically Stratified“ at the colloquium of Prof. Rainer Forst

Aktuelles aus dem Forschungszentrum

Veranstaltung
10.02.2027 | Frankfurt am Main

Shifting Visions of Peace and Security

Podiumsdiskussion, Ringvorlesungen

Podiumsdiskussion im Rahmen der Ringvorlesung “Peace and Security in Post-Liberal Times” mit Lisbeth Zimmermann (Goethe University/Normative Orders), Antonia Witt (PRIF), Siddarth Tripathi (University of Erfurt). Moderation: Jonas Wolff (Goethe University/PRIF/Normative Orders).

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Veranstaltung
03.02.2027 | Frankfurt am Main

AI, War, and Big Tech

Ringvorlesungen, Vortrag

Vortrag von Ingvild Bode (University of Southern Denmark)im Rahmen der Ringvorlesung “Peace and Security in Post-Liberal Times”.

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Veranstaltung
16.12.2026 | Frankfurt am Main

International arms control in a world of uncertainties

Ringvorlesungen, Vortrag

Vortrag von Malte Göttsche (TU Darmstadt/PRIF) im Rahmen der Ringvorlesung “Peace and Security in Post-Liberal Times”.

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Veranstaltung
02.12.2026 | Frankfurt am Main

Enabling Authoritarianism: UN Peacekeeping and the Politics of Authoritarianism

Ringvorlesungen, Vortrag

Vortrag von Sarah von Billerbeck (University of Reading) im Rahmen der Ringvorlesung “Peace and Security in Post-Liberal Times”.

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Veranstaltung
25.11.2026 | Frankfurt

Deterrence in “Post-Liberal Times“

Ringvorlesungen, Vortrag

Vortrag von Maria Mälksoo (Copenhagen University) (Goethe-Universität/PRIF/Normative Orders) im Rahmen der Ringvorlesung “Peace and Security in Post-Liberal Times”.

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Veranstaltung
18.11.2026 | Frankfurt am Main

The Case for (Neo)colonialism: Neotrusteeship in International Relations as the ‘Imperial Mind’ of the ‘Colonial Present’

Ringvorlesungen, Vortrag

Vortrag von Nick Lemay-Hébert (Manchester University) im Rahmen der Ringvorlesung “Peace and Security in Post-Liberal Times”.

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