Dr. Waseem Mushtaq received his PhD from the Department of Botany at Aligarh Muslim University, India.  His study focuses on allelopathy. Dr. Mohammad Badruzzaman Siddiqui is a Professor in the Department of Botany at Aligarh Muslim University, India.  His field of specialization and teaching interest is in Allelopathy (Environmental Botany) and Plant anatomy. Dr Siddiqui produced nine Ph. Ds and two M. Phils in the field of Plant taxonomy and ethnobotany, Allelopathy and Plant anatomy and also published more than 110 papers in various journals of National and International repute. He also published 6 monographs from Lambert Academic Publishing Company Germany, 6 popular articles in Science Reporter CSIR Publication, New Delhi .He is member of various scientific societies. He delivered 16 lectures & invited talks and also chaired15 scientific sessions in various nationaland international conferences. Dr. Khalid Rehman Hakeem is a Professor at King Abdulaziz University, Jeddah, Saudi Arabia. He has completed his Ph.D. (Botany) from Jamia Hamdard, New Delhi, India in 2011. Dr. Hakeem has worked as Post Doctorate Fellow in 2012 and Fellow Researcher (Associate Prof.) from 2013-2016 at Universiti Putra Malaysia, Selangor, Malaysia. His specialty is Plant Eco-Physiology, Molecular biology, Plant-Microbe-soil interactions, Medicinal plant research and Environmental Sciences and so far has edited and authored more than 25 books with Springer International, Academic Press, etc. He has also to his credit more than 110 research publications in peer reviewed international journals, including 40 book chapters in edited volumes with international publishers. Dr Hakeem is the recipient of many national and international awards and fellowships.