Although its brown vans are on every block and its delivery service reaches more than 200 countries, UPS is among the world’s most underestimated and misunderstood companies. For the first time, a UPS “lifer” tells the behind-the-scenes story of how a small messenger service became a business giant. Big Brown reveals the remarkable 100-year history of UPS and the life of its founder Jim Casey—one of the greatest unknown capitalists of the twentieth century. Casey pursued a Spartan business...