The speaker is Dr. Muhammad Musa Al-Shareef who was born in Jeddah, Saudi Arabia, and graduated from the Faculty of Shari`ah, Imam Muhammad ibn Saud Islamic University, in 1408 A.H. He obtained his M.A. and Ph.D. in the Qur'an and the Sunnah from Faculty of Usul Ad-Din (Theology) -- Umm Al-Qura University. He is an assistant professor in the Department of Islamic Studies, King Abdul Aziz University. It is worthy to note that the Shaykh is a Pilot of of the Saudi Airlines!