“By his own public posts, Mr Abd El-Fattah has endorsed killing ‘zionists’ and urged more of it. He has also been widely reported as having called for the killing of Israelis, in terms so extreme that his nomination for a major European human rights prize was withdrawn when the post came to light. He has since sought to explain himself. That only underlines the point: this is not ancient history. It is a live controversy about incitement and hatred.”