Araşan Sosyal Bilimler Enstitüsü İlmî Dergisi, pp.153-164, 2011 (International Refereed University Journal)
First Darülfünun Faculty of Theology, as a subject taught in the Islamic sects, the content and duration are discussed. In this context, Yusuf Ziya’s teachings or lectures "Contemporary Islamic Sects" the course content and other Islamic sects have been in question. Second, the Faculty of Theology Darülfünun magazine articles written by Yusuf Ziya investigated. In addition, other teachers can be covered by the articles on topics in the History of Islamic sects have been in question. However, Yusuf Ziya Yörükan's training, tasks and works are introduced. Third, in Yusuf Ziya Yörükân’s view of classic works on sects were discussed. In this context, origin denominations according to him, mostly, political ambition, as seen in works written for them to sustain and consolidate the same purpose will be possible to see. In addition, the authors of Islamic sects’ research methods were adopted. In this context, the European states on the nations of Islam, political and economic purposes, they have conducted research on various Islamic sects and written works are emphasized. Finally, some Yörükan’s findings were carefully drawn. According to this now, during the reign of science and civilization, the Muslim sects do not fall separation removal is necessary. In this way, settle with faiths of Quran verses and to leave the sect's supporters’ ideas. Because of the Qur'an, Muslims unanimously agree to a complete book. Believe in the Holy Quran is obligatory according to the principles, thus both possible and necessary unification of the Muslims.