The acclaimed author of How We Age, whose "descriptive powers are a gift to readers" (Sherwin Nuland), presents a hopeful and practical model of aging -- a guide to understanding how we can all make the journey better. As one of America's leading geriatric psychiatrists, Dr. Marc Agronin sees both the sickest and the healthiest of seniors. He observes what works to make their lives better and more purposeful and what doesn't...