Dr. A. Heidari, Ph.D., D.Sc. is a Postdoctoral Research Fellow in Chemistry. He has got his Ph.D. and D.Sc. degrees form California South University (CSU), Irvine, California, USA. Furthermore, he has double postdocs in Project Management and also in Nanochemistry and Molecular Structure Theory. His research interests are Biophysical Chemistry, Nanochemistry, Quantum Chemistry, Biomolecular and Vibrational Spectroscopy, Molecular Modeling and Structure, Theoretical, Computational and Mathematical Chemistry, Ab initio and Density Functional Methods. He has participated at more than fifty reputed international conferences, seminars, congresses, symposiums and forums around the world as yet. Also, he possesses many published articles in Science Citation Index (SCI)/International Scientific Index (ISI) Journals. It should be noted that he has visited many universities or scientific and academic research institutes in different countries such as United States, United Kingdom, Canada, Netherlands, Russia, France, Swiss, Germany, Sweden, Spain, Portugal, South Korea, China, etc. as research fellow, sabbatical and volunteer researcher or visitor heretofore. He has a history of several years of teaching for college students and various disciplines and trends in different universities. Moreover, he has been a senior advisor in various industry and factories. He is expert in many computer programs and programming languages. Hitherto, he has authored more than ten books in Chemistry. Syne, he has been awarded more than two hundreds reputed international awards, prizes, scholarships and honors. Heretofore, he has multiple editorial duties in many reputed international journals. Hitherward, he is a member of more than one hundred reputed international academic–scientific–research institutes around the world.