Dr. A. F. M. Motiur Rahman is an Associate Professor of the Department of Pharmaceutical Chemistry, College of Pharmacy, King Saud University. Dr. Motiur Rahman was awarded a PhD in Pharmaceutical Science from Yeungnam University, Gyeongsan, South Korea. Two of his research projects were funded by the National Plan for Science and Technology, King Abdul Aziz City for Science and Technology, and the Ministry of Education, Saudi Arabia. Dr. Motiur Rahman is an active member of the American Chemical Society, the American Society for Mass Spectrometry, and the Saudi Pharmaceutical Society, among others. Dr. Motiur Rahman's research interests focus on (i) the synthesis of biologically active organic/natural molecules, bio-conjugated chemistry, host–guest chemistry, and heterocyclic chemistry; (ii) biological evaluation such as cytotoxicity, topoisomerase I and II inhibitory activity, and enzyme inhibitory activity; and (iii) metabolism.