Caitlin Doughty is a mortician who would like to put herself out of business. Our corporate funeral industry, she argues, has made us forget how to offer our loved ones an authentic sendoff. Doughty is the author of Smoke Gets in Your Eyes: And Other Lessons From the Crematory. In this installment of the Freakonomics Radio Book Club, she is interviewed by guest host Maria Konnikova.

It’s a powerful biological response that has preserved our species for millennia. But now it may be keeping us from pursuing strategies that would improve the environment, the economy, even our own health. So is it time to dial down our disgust reflex? You can help fix things — as Stephen Dubner does in this episode — by chowing down on some delicious insects.