RABI MAJUMDAR (Ph.D.) is Emeritus Professor in the Department of Natural Sciences, West Bengal University of Technology, Kolkata. Earlier he was Professor and Head of the Biophysics Division, Saha Institute of Nuclear Physics, Kolkata, where he spent most of his research career. He also served as a faculty member in the Department of Physics, University of Delhi for 15 years. In the year 2000, Dr. Majumdar was appointed CSIR Emeritus Scientist for five years in the Department of Biophysics, Molecular Biology and Bioinformatics, University of Calcutta where he designed courses in the areas of Theoretical Biophysics and Computational Biology. Dr. Majumdar is a Visiting Professor in the Department of Physics, University of Illinois at Chicago, since 1997. He was the President of the Indian Biophysical Society during 2001–2003. He is a Fellow of the National Academy of Sciences, India, and has published more than 40 research papers in various frontline national and international journals. With more than 40 years of teaching experience in Quantum Mechanics, Quantum Chemistry and Computational Biology, Dr. Majumdar’s areas of research interest include Quantum Chemistry and Molecular Biophysics.