Daud Matthews was born in 1938, he embraced Islam in 1970, and got married in Pakistan in 1973. Matthews studied physics and subsequently achieved Chartered Engineer, Fellow of both the British Computer Society and the Institute of Management.He was working initially in physics research labs, he then moved to computer management in 1971. He lived and worked in Saudi Arabia from 1974 to 1997 first with the University of Petroleum and Minerals, Dhahran,and then with King Saud University in Riyadh. He's been involved in da'wah since 1986.