For many in the West, Islam has become a byword for terrorism. From 9/11 to the attacks in France and Belgium, our headlines have been dominated by images of violence and extremism tied to radical Islam. At the same time, as the Western world struggles to cope with the growing crisis of Middle Eastern refugees, many of whom are Muslim, there is a concern over how--or whether--Muslims will integrate into Western society. The fear is that Muslims who fail to assimilate will be branded as outsiders, creating segregated communities that might provide a fertile breeding ground for jihadists. Such...