The birth rate in the United States is the lowest it’s ever been. Between rising costs of living and anxiety about humanity’s impact on the environment, people are having fewer children than ever. And yet surveys indicate that we still want babies, and want them in larger numbers than they’re being born. Demographer and pro-natalist Lyman Stone joins Grant to discuss why this desire doesn’t translate into a higher birth rate, why that matters, and what we should do about it.