An article written in December 2007 and published online in January 2008 has just attracted the attention of the spokesman for Islam, Integration and Extremism in the German Christian Democratic Union (CDU). The article is by the Grand Mufti of Bosnia-Herzegovina, Mustafa Ceric, and two things are remarkable about it at first sight. The first is its title, “The challenge of a single Muslim authority in Europe” (more on this in a moment); the second is the place of publication. The...