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The Myth of Normal (3/5): Blindness isn't a tragic binary -- it's a rich spectrum | Andrew Leland

Sep 24, 2026 · 9m

Summary

Host Shoshana Ungerleiter introduces a September playlist focused on rethinking the concept of "normal" in health, featuring five TED Health conversations. The episode highlights Andrew Leland’s 2021 talk, where he challenges the binary definition of blindness by describing his experience with retinitis pigmentosa. Leland argues that vision loss is a spectrum rather than a simple on/off state, using the "paradox of the heap" to illustrate how gradually losing sight changes perception. He addresses common misconceptions and stereotypes, emphasizing that blind individuals can still see and na…

Topics discussed

Sponsor: WeShare Health Sponsor: Nature Raised Farms Sponsor: Kashi Gut Health Granola Introduction: Rethinking the concept of normal Andrew Leland: What does it mean to be blind? Personal experience with retinitis pigmentosa The paradox of the heap and viral photo Blindness as a spectrum vs. binary Challenging stereotypes about blind people Episode credits and sign-off Sponsor: Kashi Gut Health Granola Sponsor: Capital One Bank Sponsor: Charles Schwab
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