Florian Jehn
Researcher focused on societal collapse who runs the blog Existential Crunch, summarizing and maintaining a living literature review on collapse research and related global catastrophic risks.
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Jan 28, 2026 • 43min
Florian Jehn on Summarizing Collapse Research
Florian Jehn, researcher who runs the Existential Crunch literature review on societal collapse and global catastrophic risk. He talks about how collapse studies span history, economics, environment and statistics. He explains definitions like collapse versus catastrophe, debates whether our era is unique, and explores resilience, recovery, and how research can inform policy and preparedness.
