On the volcanic slopes of Hawaii’s Big Island, hundreds of farmers in the Kona region produce one of the most expensive coffees in the world. Those farmers recently won a series of settlements — totaling more than $41 million — after a nearly five-year legal battle with distributors and retailers that were accused of using the Kona name in a misleading way. The class-action lawsuit, aided by a novel chemical analysis of coffee from Hawaii and around the world, prompted some companies to include