Spending the next two weeks at Yonsei University. Very grateful for the opportunity.

I wrote a piece for @voelkerrechtsblog.org on the defense treaty between Russia and North Korea, arguing that the treaty reflects how authoritarian regimes use international law as a tool to legitimize state behavior and reinforce domestic autocratic structures: voelkerrechtsblog.org/autocratic-a...

I published a comment in the Heidelberg Journal of International Law that tries to make some sense about the current state of American society, political accountability, and US foreign policy under Trump 2.0: doi.org/10.17104/004...

We are hiring! Zwei Stellen als studentische Hilfskräfte (BA/MA) ab sofort in unserem Polykrisen-Projekt zu besetzen. Bewerbungsfrist ist der 21.4.: www.hadw-bw.de/junge-akadem...

#Spitzenforscher aus den USA nach Deutschland abwerben? Warum die Idee eines Meitner-Einstein-Programms zu kurz greift und wir aufpassen sollten, nicht die Grundpfeiler unseres Wissenschaftssystems mit solchem Aktionismus mit abzureißen, dazu mein Gastbeitrag im @tagesspiegel.de.

This is actually hilarious.

😂😂😂

We are hiring! Zwei Stellen als studentische Hilfskräfte (BA/MA) ab sofort in unserem Polykrisen-Projekt zu besetzen. Bewerbungsfrist ist der 21.4.: www.hadw-bw.de/junge-akadem...

Call for Papers alert: Our polycrisis research team is organizing a workshop in December titled "Shifting Political Order(s) in the Polycrisis: Complexity and Challenges in Global, Regional, and Domestic Governance“. Deadline for paper abstracts is April 11: www.hadw-bw.de/en/young-aca...

New year, new publication: "The Polarization of U.S. Alliances: Domestic Division and America’s Commitment to International Security" article in the journal Democracy & Security www.tandfonline.com/doi/full/10....

Read our latest article in EJIR by gordonfriedrichs.bsky.social and Jule Sommer on the impact of the Russian invasion of Ukraine on the European Union’s role conceptions!

You can find the full publication here: t1p.de/iqopt

I wrote a short piece for @russiamatters.bsky.social on some of the mechanisms and effects of political polarization for US foreign policy towards Russia and beyond.

New article out now with the @ejir.bsky.social on "Ontological security crisis and role conception change: the impact of the Russian invasion of Ukraine on the European Union’s role conceptions“ available via open access here: journals.sagepub.com/doi/10.1177/...

All set and ready for our workshop on “Cities as Global Actors in International Politics” here at the @mpil.de, jointly organized by Judith Keller and myself. The workshop is sponsored by the Fritz-Thyssen-Foundation.

Awesome! Add me please :)

I've published a new book, Polarization and US Foreign Policy: When Politics Crosses the Water's Edge, co-edited by Gordon Friedrichs and me. Book features 14 articles by terrific scholars on key dimensions of polarization and how it affects conduct of US foreign policy. tinyurl.com/PolarizedUSFP