Professor of islamic economics University of YARSI

Senior Lecturer in Islamic Law, Universiti Teknologi Malaysia

Department of Syariah and Law, academy of islamic studies, university of malaya

Islamic Thought, Universiti Teknologi MARA

Fak Syariah dan Hukum UIN SGD Bandung

UIN Sumatera Utara Medan

Hukum Ekonomi Syariah Universitas Muhammadiyah Magelang (Unimma)

Doctor of Islamic Law, Faculty of Islamic Studies, Islamic University of Indonesia

Universitas Syiah Kuala

Universitas Muhammadiyah Purwokerto