Professor Haedar Nashir has been a member of Muhammadiyah since 1983 with a registration number 545549. His organizational career started from the Chairman of the Central Executive Board of the Muhammadiyah Student Association and then he later served as the Deputy Cadre of Muhammadiyah Youth movement before being appointed as the Chairman of the Cadre Education and Development for Muhammadiyah Youth movement. From the Muhammadiyah Youth organization, he was given the mandate to be the Secretary of Muhammadiyah organisation, then to become one of the chairmen. In the 47th Muhammadiyah Congress in Makassar, he was officially elected as General Chair of Muhammadiyah Organisation. Apart from being active in the Muhammadiyah organization, Haedar Nashir also works as a Lecturer in the Islamic Political Doctoral Program at the Graduate program in Universitas Muhammadiyah Yogyakarta. Formal education at the university started from Sekolah Tinggi Pembangunan Masyarakat Desa “APMD” Yogyakarta by awarded as the best graduate. He then continued the Master and Doctoral levels at Universitas Gadjah Mada and graduated with Cum Laude. Haedar Nashir, the husband of Noordjannah Djohantini who also serves as General Chairperson of PP 'Aisyiyah, is active in writing various scientific papers, both in the form of books, introductory notes of books and articles published in various mass media, journals and conference proceedings. In addition, Haedar also wrote a book entitled "Muhammadiyah as an Enlightening Movement" which was considered as monumental and very referential.