Download or read book Aging and Old Age written by Richard A. Posner and published by University of Chicago Press. This book was released on 1995 with total page 388 pages. Available in PDF, EPUB and Kindle. Book excerpt: Observing that people change both physically and cognitively as they age, Posner suggests that each of us has, in succession, two separate selves - younger and older - with different abilities, interests, and behaviors, an insight that helps clarify a number of issues concerning the elderly.