Ian Crawford
British professorWikipedia
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Search complete. 1 mention across 1 episode found for "Ian Crawford".
Sep 11, 2026
Simon WhistlerHOST
So, it's probably best to hedge our bets and keep nice and quiet.
Simon WhistlerHOST
In the words of planetary scientist and astrobiologist Ian Crawford of the University of London, quote, all the Fermi Paradox tells you is that civilizations are rare.
Simon WhistlerHOST
It doesn't tell you why they're rare.
Simon WhistlerHOST
One of the solutions is, yeah, they're all out there, but they're all hiding.