In the tradition of Jon Ronson and Tim Wu, an absorbing and revelatory journey into the American Way of Defying Death . . . As longevity medicine revolutionizes the lives of many older people, the quest to take the next step--to live as long as we choose--has spurred a scientific arms race in search of the elixir of life, funded by Big Tech and Silicon Valley. Once the stuff of Mesopotamian mythology and episodes of Star Trek,...