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 50 books with Springer International, Academic Press, etc. He has also to his credit more than 110 research publications in peer reviewed international journals, including 60 book chapters in edited volumes with international publishers. Dr Hakeem is the recipient of many national and international awards and fellowships.   Dr. M Ali is currently working under Ministry of Higher Education as a lecturer of Pharmacognosy in the department of Pharmacognosy, College of Pharmacy, Jazan University, Kingdom of Saudi Arabia (KSA). He received his Ph.D. from Jamia Hamdard University, New Delhi, India in 2012 for “Phytochemical and Pharmacological studies of an Anticancer Medicinal Plant and its Authentication using Molecular Biology Techniques”. He is also recipient of Government of India, Junior research fellowship (JRF, GATE) fellowship for pursuing Masters in Pharmacy (M. Pharm) for “Enhanced Production of Vasicine and Vasicinone from callus culture of Adhatoda vasica”. He has published/presented about 25 research articles in the national and international journal of repute. He has reviewed scientific papers in field of Pharmaceutical science.