Mondher Bellalah specializes in financial economics, financial markets and risk management. He has published more than fifteen books and 150 articles in several finance journals. He used to be a Professor of Finance and an international finance professional and adviser to several central banks and financial institutions. He has occupied several positions at well-known banks and universities.Omar Masood is the former Director of the Centre of Islamic Banking and Finance at Royal Docks Business School, University of East London. He is a leading authority and advisor in the area of Islamic banking and finance to both financial institutions globally and academic intuitions worldwide. He holds visiting professorships in leading universities all over the world and serves as an advisor to a number of governments including those of Turkey, Malaysia and Saudi Arabia. He has authored over a hundred peer reviewed research papers that have been published in international journals and conferences. He also authored a number of best-selling books printed by leading publishers.