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July 10, 2025 64 mins

Dean Spears is an economic demographer and development economist, co-author of After the Spike: Population, Progress, and the Case for People. Dean explores the future of global population trends, noting that depopulation is now the most likely scenario, and the inherent ethical considerations of reducing the population and the practical implications for global challenges like climate change.


Learn more about Dean and read his books!


Keep up to date with Peter on Substack

Keep up to date with Kasia!


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Executive Producer: Rachel Barrett


Thanks to our volunteer researchers Hendrik Dahlmeier and Mihika Chechi, and Chris van Ryn!


And special thanks to Suzi Jamil!


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