1. Robert Butler, The Longevity Revolution: The Benefits and Challenges of Living a Long Life (New York: Public Affairs, 2008), 121.
2. In developing countries, such as Ghana, the proportion of people aged 60 and older is rising but for the moment remains at less than 10%; however, because the absolute numbers are large, this transformation is characterized as an “aging epidemic.” See http://www.modernghana.com/news2/137880/1/ageing-epidemic-looms-in-ghana.html. In China, with an economy that is at once developed and developing, the aging of society is even more dramatic. The Chinese themselves describe the situation as one of “growing old before getting rich.” See Hong Zhang, “Vignette 2: China,” in Sharon Kaufman, Julie Livingston, ...