Well, when you’ve got totalitarian ambitions, and you’ve already started locking up dissenting journalists, what’s the next logical step? If you’re the Muslim Brotherhood’s Mohamed Morsi, newly minted president of Egypt, it is obvious: start banning books. Morsi’s government has reportedly banned importation of A History of the Modern Middle East, a well-known textbook by William L. Cleveland (who died in 2006) and Martin P. Bunton. The Egyptian daily, Al-Ahram, says no reason was given for the ban. The reason, however, is patent to anyone familiar with the Muslim Brotherhood. One of the highest Brotherhood priorities is the “Islamization of...