TO many elite members of the Justice and Prosperity Party (PKS), Yusuf Supendi is a teacher. “I was once his student,” said Anis Matta, the political party’s secretary-general. “He taught various subjects when I studied at Kwitang and Libya.” Supendi, the deputy speaker of the House of Representatives (DPR), completed his education at the Institute of Islamic and Arabic Sciences in Kwitang, Jakarta, in 1992, and then went on to study Is