Tariq Ramadan is not only the grandson of the founder of the Muslim Brotherhood (Hasan al-Banna), he's also one of the most well-known Islamist intellectuals in the world. Ramadan simultaneously presents himself as moderate and as a loyal grandson. For instance, in the Foreword to a new edition of al-Banna’s "Risalat al-Ma’thurat," a collection of key texts from the Qur’an and Hadith, Ramadan calls the book "the core of spiritual education for all members of the Muslim Brotherhood." He then praised his grandfather, extolling the "quality of his faith and the intensity of his relationship with God. Anyone who had...