Fertility rates are declining around the world, and it's leading to dramatic generational and economic shifts.

Plus, from babies to boomers. As the number of babies being born continues to fall, boomers are aging more gracefully than ever.

This year, the post-World War II babies are turning 80 and they’re changing old age for themselves and future generations.

We're looking at why the U.S. has hit a record low fertility rate on this hour of All Sides.

Guests:

• Wendy Manning, co-director, Bowling Green State University's National Center for Family & Marriage Research
• Michael Kuhn, Vienna Institute of Demography at the Austrian Academy of Sciences
• Luke Yoquinto, science writer and research associate, MIT Age Lab