Sergei Scherbov

"The study of aging is not fundamentally about how old people are. It is about people's capabilities and their disabilities. In the field of population aging, measurements have generally been made with instruments devised many decades ago. Those measurements systems did not take the changing characteristics of older people into account. Using them 65-year-olds with a remaining life expectancy of 5 years could not be distinguished from 65-year-olds...