Columbia University's John Rowe and Harvard University's Lisa Berkman discuss the implications of our aging society. Both are members of the MacArthur Foundation's Research Network on an Aging Society, an interdisciplinary group of scholars who are conducting a broad-based analysis of how to help the nation prepare for the challenges and opportunities posed by an aging society.

This episode of the public television show "The Open Mind," originally aired on October 18, 2010.