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Stanford Psychology Podcast

Stanford Psychology Podcast

168 - Robin Dunbar: How Many People Can You Be Friends With? (REAIR)

Jan 23, 2026 · 1h 13m

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In this re-air episode from 2022, Eric chats with Robin Dunbar, Emeritus Professor of Evolutionary Psychology at Oxford. Robin has famously studied the evolution of the human brain, arguing that our brain developed to understand the complex social world we have created for ourselves. Most know him for “Dunbar’s number,” or the limit to the number of individuals we can maintain stable relationships with. Robin has received more awards than could be counted, including the prestigious Huxley Mem...