The Turkish cleric Fethullah Gülen, winner of our intellectuals poll, is the modern face of the Sufi Ottoman tradition. At home with globalisation and PR, and fascinated by science, he also influences Turkish politics through links to the ruling AK party
Is it possible to be a true religious believer and at the same time enjoy good relations with people of other faiths or none? Moreover, can you remain open to new ideas and new ways of thinking?
He promotes an open brand of Islamic thought and, like the Iran-born Islamic philosophers Seyyed Hossein Nasr and Abdolkarim Soroush, he is preoccupied with modern science
Unusually for a pious intellectual, he and his movement are at home with technology, markets and multinational business, and especially with modern communications
Sufism is integral to Ottoman as well as wider Islamic history, and in spite of attempts at repression, it remains popular and powerful in many Muslim countries