This hour, we’ll listen back to our August conversation about the scientists who are exploring new ways of producing food with Joel K. Bourne, author of “The End of Plenty: The Race to Feed a Crowded World” (W.W. Norton and Co.).

We’ll talk about the scientists who are exploring new ways of producing food with Joel K. Bourne, author of The End of Plenty: The Race to Feed a Crowded World.