In an unprecedented series of studies, Harvard Medical School has followed 824 subjects -- men and women, some rich, some poor -- from their teens to old age. Harvard's George Vaillant now uses these studies -- the most complete ever done anywhere in the world -- and the subjects' individual histories to illustrate the factors involved in reaching a happy, healthy old age.

From the renowned psychologist who introduced the world to “growth mindset” comes this updated edition of the million-copy bestseller—featuring transformative insights into redefining success, building lifelong resilience, and supercharging self-improvement. “Through clever research studies and engaging writing, Dweck illuminates how our beliefs about our capabilities exert tremendous influence on how we learn and which paths we take in life.”—Bill Gates, GatesNotes

Thousands of books have been written about the latest and greatest diets that will help people lose weight and improve health. But a key element in any successful nutritional health program is a tried-and-true method that most people haven’t thought about—yet it could be revolutionary for taking health to the next level.

Japanese cleaning consultant Marie Kondo takes tidying to a whole new level, promising that if you properly simplify and organize your home once, you’ll never have to do it again. Most methods advocate a room-by-room or little-by-little approach, which doom you to pick away at your piles of stuff forever. The KonMari Method, with its revolutionary category-by-category system, leads to lasting results. In fact, none of Kondo’s clients have lapsed (and she still has a three-month waiting list).