Ray Dalio

1949–present · Greenwich, Connecticut, United States, with his family office based in Westport, Connecticut

Building Bridgewater Associates into the largest hedge fund in the world and then publishing the operating system behind it, a written set of principles built on radical truth, radical transparency, believability weighted decision making, and the conviction that pain plus reflection equals progress, alongside mechanical explanations of how the economy, big debt cycles, and the rise and decline of empires actually work.