Light by Leonard Zwelling | Where Does Help End And Control Begin?

Light by Leonard Zwelling | Where Does Help End And Control Begin?

July 10, 2026 · 39 min

About this episode

The episode features a discussion with Leonard Zwelling about his medical thriller 'Light' and the implications of optogenetics research.

A beam of light that melts fat sounds like the cleanest shortcut imaginable, until you ask the real question: what else could it change about you? We’re joined by physician, scientist, and author Leonard Zwelling to talk about his medical thriller Light, inspired by real optogenetics research that uses light-responsive genes to influence brain circuits and behavior. The science is grounded, the “what if” is terrifying, and the line between healing and control gets blurry fast. We also ...

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