Atta-ur-Rahman, Professor Emeritus, International Center for Chemical and Biological Sciences (H. E. J. Research Institute of Chemistry and Dr. Panjwani Center for Molecular Medicine and Drug Research), University of Karachi, Pakistan, was the Pakistan Federal Minister for Science and Technology (2000-2002), Federal Minister of Education (2002), and Chairman of the Higher Education Commission with the status of a Federal Minister from 2002-2008. He is a Fellow of the Royal Society of London (FRS) and an UNESCO Science Laureate. He is a leading scientist with more than 930 publications in several fields of organic chemistry. Muhammad Iqbal Choudhary, PhD, is a Professor of the International Center for Chemical and Biological Sciences (H. E. J. Research Institute of Chemistry and Dr. Panjwani Center for Molecular Medicine and Drug Research), University of Karachi, Pakistan. He is a member of the Royal Society of Chemistry, London; American Chemical Society; International Union of Pure and Applied Chemistry (IUPAC); American Society of Pharmacology; New York Academy of Sciences; Federation of Asian Chemical Societies (FACS); and he serves on the executive board of the Asian Network of Research on Anti Diabetic Plants (ANRAP). He is a recipient of the National Book Foundation's Prize for Chemistry and the Economic Cooperation Organization (ECO) Award in Education, 2006, given by the President of Azerbaijan. He has published 24 books, more than 570 papers, and 20 patents.