Written by an Iranian woman who once told her schoolteacher in Tehran that she wanted to “be a prophet,” the memoir “Persepolis” has been banned in Iran, Lebanon and the United Arab Emirates because the work is considered to be Islamophobic and blasphemous to Muslims. What’s more, it has also been banned in a Chicago public school for ostensibly the same reasons. Teachers, students and parents at Chicago’s Lane Tech College Prep are staging a protest Friday after all traces of Marjane Satrapi’s novel was purged from the North Side school — a decision made by Principal Christopher Dignam, who...