Shaykh Hamza Sodagar has been studying for over fourteen years at the Howzah in Qum, specializing in Islamic Law and Principles of Islamic Jurisprudence as well as Islamic Philosophy.

Khwaja Nasir al-Din al-Tusi.

Shaykh Mahmud Abu Rayyah

Dr Sheikh Mansour Leghaei (born 1962) is the founder and a director of the Imam Husain Islamic Centre and the School of Islamic Theology in Earlwood, Australia, serving as the imam from 1997–2010. He previously served in Nigeria, where in 1992 he opened an Education Centre called Ahul Bayt.