Ajar Nath Yadav is an Assistant Professor (Senior Scale) in Department of Biotechnology, Dr. KSG Akal College of Agriculture, Eternal University, Baru Sahib, Himachal Pradesh, India. He has 5 years of teaching and 11 year of research experience in the field of Extreme Microbiology and Plant-Microbe-Interactions. Dr. Yadav has 277 publications, with h-index of 38, i10-index of 92, and 3859 citations (Google Scholar). Dr. Yadav has received "Outstanding Teacher Award" in 6th Annual Convocation 2018 by Eternal University. Ali Asghar Rastegari is currently working as an assistant professor in the Faculty of Biological Science, Department of Molecular and Cellular Biochemistry, Falavarjan Branch, Islamic Azad University, Isfahan, I.R. Iran. He has 13 years of experiences in the field of Enzyme Biotechnology, and Nanobiotechnology. To his credit are 39 publications in various supposed international, national journals and publishers. He is editor of 2 books published by Elsevier, 2 by CRC Press, Taylor & Francis and 6 by Springer. Neelam Yadav is currently working on microbial diversity from diverse sources and their biotechnological applications agriculture and allied sectors. She obtained her post graduation degree from Veer Bahadur Singh Purvanchal University, Uttar Pradesh, India. She has to her credit 55 research/review/book chapters in different reputed international, national journals and publishers. She is editor of 2 books published by Elsevier, and 8 books by Springer. She has the lifetime membership of Association of Microbiologists in India, Indian Science Congress Council, India.