Bread plays an important role in the folklore, culture, religion, and politics of residents of wheat-growing countries. It symbolizes fertility, prosperity, and protection against evil, and provides healing and consolation in times of hardship. It is also good to eat. The past 130 years, in particular, have seen dramatic changes in the way bread is made and in the patterns of consumption. Whether you like your bread white, sliced, and wrapped or stone-ground...