Francisco Torrens, PhD, is a lecturer in physical chemistry at the Universitat de València in Spain. His scientific accomplishments include the first implementation at a Spanish university of a program for the elucidation of crystallographic structures and the construction of the first computational-chemistry program adapted to a vector-facility supercomputer. He has written many articles published in professional journals and has acted as a reviewer as well. He has handled 26 research projects, has published two books and over 350 articles, and has made numerous presentations. A. K. Haghi, PhD, is the author and editor of 165 books, as well as 1000 published papers in various journals and conference proceedings. He has received several grants, consulted for a number of major corporations, and is a frequent speaker to national and international audiences. Since 1983, he served as professor at several universities. He is the former Editor-in-Chief of the International Journal of Chemoinformatics and Chemical Engineering and Polymers Research Journal. He is also a member of the Canadian Research and Development Center of Sciences and Cultures. Tanmoy Chakraborty, PhD, is Associate Professor in the Department of Chemistry at Manipal University Jaipur, India. He has been working in the challenging field of computational and theoretical chemistry for the last 11 years. He has published many international research papers in peer-reviewed international journals and is serving as an international editorial board member of the International Journal of Chemoinformatics and Chemical Engineering. He is also reviewer of the World Journal of Condensed Matter Physics.