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Join host Paul Shapiro as he talks with some of the leading start-up entrepreneurs and titans of industry alike using their businesses to help solve the world’s most pressing problems.

Jul 15, 2025

What if we could grow nutritious, sustainable protein—not in months or weeks—but in just one day?

This episode’s guest is doing just that. Rather than going big with animal agriculture, MicroHarvest is going small with microbial agriculture. 

A huge number of animals are used to feed both our pets and the animals...


Jul 1, 2025

In this episode, I’m joined by one of America’s most thoughtful national journalists: Mike Grunwald. You may know him from his work at Time, Politico, or The Washington Post, or from his critically acclaimed books about the Obama administration and the history of the Everglades. He’s also now a...