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Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas — 345 | Adam Elga on Being Rational in a Very Large Universe
Scout ratingSCOUT· 55%1h 34m·2026-02-23·Science

345 | Adam Elga on Being Rational in a Very Large Universe

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas · 345

Behaving rationally involves facing up to conditions of uncertainty; we never navigate the world with perfect confidence. Sometimes we are uncertain about the way the world is, but we can also be uncertain about our place within the world. This kind of situation arises in cosmology (where the relevant world can extend…

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What people are saying

Mindscape is a great example of one of those podcasts that ends up being almost too interesting for its own good lmao I feel like I’m constantly bookmarking or saving these episodes to watch later because it’s just too much for the moment a…

@SliversRebuilt · YouTube comment

In this video Adam Elga kindly mentions my 1990 paper ‘One Self—The Logic of Experience’, which introduced the structure later developed as the Sleeping Beauty problem. I wanted to add a brief note for viewers here. The puzzles discussed in…

@ArnoldZuboff · YouTube comment

Two things I would like to know more about: 1. How many wave functions are there? Are all particles of a field related through the same wave function? 2. If particles are just excitations of the field, is it correct to say that "some points…

@HhhZzz-m8i · YouTube comment

I thought you were asking questions about the past assumption before something happens and what you get after it happens (30:00) but now it's about different selves and 50/50 again. Even the transporter scenario doesn't really capture what…

@missh1774 · YouTube comment

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