
Swiss Diplomat, Director of the Geneva Centre for Security Policy ( @TheGCSP )
Geneva, Switzerland
Joined July 2017
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Track 1 or Track 2? Yesterday, our Executive Director Ambassador @ThGreminger spoke to 200+ International Relations students at @unige_en about how informal diplomacy builds trust & paves the way for official agreements. An inspiring talk & many great questions from the students.
#GPF26 may be over, but choosing peace is not a one-week commitment. Choose dialogue over confrontation. Cooperation over fragmentation. Prevention over crisis response. That work continues —in Geneva and far beyond. #GenevaPeaceForum #ChoosePeace
@ThGreminger
Thomas Greminger retweeted
#Wadephuls Treffen mit #Lawrow endete ohne Ergebnis. Trotzdem war es richtig. Denn ohne eigene Gespräche mit #Moskau bleibt #Europa außen vor.
@ThGreminger und Christos Katsioulis im IPG-Journal.
ipg-journal.de/rubriken/auss…
Thomas Greminger retweeted
Today, at the opening of the #GenevaPeaceForum, 🇨🇭diplomatic officials @SwissMFAStatSec & @ThGreminger delivered essential messages:
➡️Choosing peace is risky, but necessary.
➡️Switzerland is open for mediation.
➡️In Geneva, connection & knowledge can help prevent violence.
Ambassador @ThGreminger recently had a visit from Ambassador Elmer José German Gonzálo Schialer Salcedo, Permanent Representative of @PeruEnGinebra. They discussed a broad range of areas for intensifying cooperation, in executive education, track 2 diplomacy and policy advice.
Ambassador @ThGreminger reflected on defence & dialogue as the two pillars of security for Switzerland in his opinion piece for @tdgch.
Read it here (in French): bit.ly/4dSZ8Je
📢 New publication! This latest Strategic Security Analysis by Ali Ahmadi explores the wide-ranging geoeconomic implications of the current US-Israeli war against Iran, which could have dramatic implications for global affairs.
Read: bit.ly/3TNA27J
Join GCSP Communications Director William Tavelli as he explores the successes and challenges of today's multilateral diplomatic landscape as experienced by our Executive Director Ambassador @ThGreminger in a unique behind-the-scenes Q&A: bit.ly/4zcs7Ac
Amb @ThGreminger recently welcomed Chaloka Beyani (UN USG & Special Adviser, Prevention of Genocide) & Mô Bleeker (Special Adviser, R2P). They discussed current challenges of their mandate & possibilities to cooperate with the GCSP in the areas of training & track 2 diplomacy.
Our Executive Director, Ambassador @ThGreminger, recently had a visit from Ambassador Tibor Shalev Schlosser, Ambassador of Israel to Switzerland and Liechtenstein. He presented the Centre’s portfolio and emphasised areas where cooperation could be intensified.
Thomas Greminger retweeted
In a referendum on Sunday, Swiss voters rejected the neutrality initiative.
The constitutional change would have ruled out adopting a regional organization's sanctions, such as those the EU has imposed on Russia.
According to @ThGreminger, executive director of @TheGCSP and former secretary general of the @OSCE, the political and economic costs of such a shift would have been enormous, damaging relations with Brussels.
Read more in the op-ed: buff.ly/T5rG2yp
Our Executive Director Ambassador @ThGreminger recently had a visit from LtCol Shawn Dillingham, Senior Defense Official at @USEmbassyBern. They discussed the many facets of cooperation between the United States & our Centre. They placed a particular focus on executive education.
What would your pathway to peace in #Ukraine look like? For #PeaceDay today, with @FESonline, we are pleased to launch the interactive #PeaceMatrix. Explore options & test different possibilities of how you think peace can be fostered: bit.ly/4rlXC8b
#InvestInPeace
Thomas Greminger retweeted
Build the skills to navigate a world of growing geopolitical, economic and technological uncertainty.
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Develop practical skills in strategic foresight, risk intelligence and strategic decision-making, with expert insights and experiential learning.
Applications close 10 November 2026.
Learn more & apply ➡️ gcsp.ch/courses/global-risks…
🧠 #Disinformation in the #AI era doesn't just target people - it can target machines too. @Dr_JMRickli & Tobias Knappe break down the rise of agentic AI, AI swarms, and "cognitive warfare" for @wef.
Read their article here: bit.ly/3VfCIvi
We are hosting a joint anniversary event on 18 September to celebrate the 40th Anniversary of LISC & 30th Anniversary of ESC! Two high-level panels will assess how security thinking & practice are adapting to new contexts.
Meet the panellists & join us: bit.ly/4i4kI0l
Rival powers have contained nuclear and cyber threats before. AI safeguards demand the same instinct for survival. Read more in this opinion piece by Amb @ThGreminger: bit.ly/4wWb44G
This is a contribution to the Asian Peace Programme @nus_ari co-published w/ @SCMPNews.
In partnership with CAA, we are proud to share that between 2019 and 2025, we have reduced our total carbon footprint by 25%. This progress reflects a sustained effort to align our work with our climate commitments.
👉 Read more: bit.ly/4wQ8exW












































