A simple cup of coffee: Millions of people greet the morning, take a break, or end a meal with this dark brew. In these brief moments, coffee's rich flavor and deep aroma are simple pleasures unquestioningly accepted, although few of us ever consider the origins of this evermore popular beverage. Yet 25 million people wake up thinking about coffee, not simply as a part of their morning routine, but as the whole of their workday. In The Birth of Coffee,...