Ed Husain's autobiography The Islamist: why I joined radical Islam in Britain, what I saw inside and why I left (Penguin, 2007) is a remarkably candid account of the life of a British-born Muslim who was initially seduced by radicalism but gradually came to his senses to return to the more spiritual and devotional Islam that had defined his early years. It is also an important work, in that it both carefully grounds the issue of radicalisation that has so dominated recent intellectual and political discussion of Muslim communities in Britain, and points to potential solutions. Ed Husain grew up...