Saudi Arabia plays a crucial role in our interdependent 21st-century world. It is a country of wealth - the world's largest oil producer - whose princes and businessmen raise futuristic cities in the desert. Yet it is also notorious for producing fifteen of the nineteen 9/11 suicide bombers and fostering fundamentalist clerics who want to turn the clock back to the time of the Prophet Mohammed. More than twenty years after he first moved to the country to write about the Saudis, ...