On today's Intrigue Outloud, Andrew J. Scott joins to discuss a range of challenges and opportunities as the global population growth rate starts to slow, and how countries can adapt to support citizens through retirement and old age. Andrew J. Scott is a Professor of Economics at London Business School, consulting scholar at Stanford University’s Center on Longevity, and author of the bestselling book The 100-Year Life. Why 8 billion matters: The population milestone signals a significant global shift by Professor Scott Thanks to our sponsor, Best Buy.