Dr. Ajay Kumar is currently working as an assistant professor at Amity Institute of Biotechnology, Amity University, Noida, India. Dr. Kumar completed his tenure (2018-2022) as a visiting scientist from Agriculture Research Organization, Volcani Center, Israel and doctoral research from Department of Botany, Institute of Science, Banaras Hindu University, Varanasi, India on the theme "Plant microbe interaction". In his research tenures, Dr. Kumar has published more than 235 scientific contributions in the form of research and review articles, books or book chapters with the leading International Journals or Publishers. He has wide area of research experience, especially in the field of Plant-Microbe Interactions, Microbial biocontrol, Postharvest management of fruits, Microbial endophytes related with the medicinal plants and cyanobacteria-pesticides interactions. Dr. Kumar actively engaged in editing book with the leading publisher like Elsevier, Springer, CRC Press, Willey and edited more than 48 books and currently serving as an Associate editor in Frontier in Microbiology, BMC Microbiology and special guest editor in Microorganisms or Plants MDPI, Journal.